■M6 Joint
The M6 Joint is an optional product to attach "Direct Base III" on Stick Arm Body or Multi Ball Arm Body (*1) to hold a strobe or LED flashlight on the middle of arm (*2).
(*1) Unable to attach on the "Multi Ball Arm SS Body".
(*2) The "Direct Base III" combined with an arm via this product, can hold single strobe or 2 x LED flashlights with a "Clamp III" but not able to hold any heavier combination like a strobe and an LED flashlight together, three or more LED flashlights or attaching single strobe or 2 x LED flashlights via arm with 2 x "Clamp III".
■Weight: 24g (0.8oz) [air] / approx.15g (0.5oz) [underwater]
■Compatible Arm
Stick Arm Body XS/SS/S/M/L
Multi Ball Arm Body S/ML/L/LL/XL
■M5 Joint
The M5 Joint is an optional product to attach compatible lens holder (*2) or the "Shoe Base" (via "Shoe Base Spacer") on Stick Arm Body or Multi Ball Arm Body (*1).
(*1) Unable to attach on the "Multi Ball Arm SS Body".
(*2) "Stick Arm XS Body" and "Multi Ball Arm S Body" is only compatible with the "Shoe Base Spacer" but not compatible with a lens holder.
■Weight: 14g (0.5oz) [air] / approx.8g (0.3oz) [underwater]
■Compatible Arm
●When installing Lens Holder for Float Arm
Stick Arm Body SS/S/M/L
Multi Ball Arm Body ML/L/LL/XL
●When installing "Shoe Base Spacer"
Stick Arm Body XS/SS/S/M/L
Multi Ball Arm Body S/ML/L/LL/XL
■Compatible Options
AD/LD/M67 Lens Holder for Float Arm
AD Lens Holder (Lens Holder [hole] only)
LD/M67 Lens Holder W (Lens Holder [hole] only)
Shoe Base Spacer
■Shoe Base Spacer
An optional product to attach "Shoe Base" on compatible Float Arm or Mega Float Arm. Also usable to attach the "Shoe Base" on the "M5 Joint" installed on Stick Arm Body or Multi Ball Am Body (*1).
With this configuration, a strobe or LED flashlight is attached on a middle of arm.
(*1) Unable to attach on the "Multi Ball Arm SS Body".
■Weight: 20g (0.7oz) [air] / approx.12g (0.4oz) [underwater]
■Compatible Arm etc.
Float Arm S/M/ML
Mega Float Arm S/M
M5 Joint + Stick Arm Body XS/SS/S/M/L
M5 Joint + Multi Ball Arm Body S/ML/L/LL/XL
■D Holder Extension Bar
The D Holder Extension Bar is attached on Grip Base D4 / Grip Base M1 / D Holder to hold "Lens Holder" product.
■Weight: 53g (1.9oz) [air] / approx.34g (1.2oz) [underwater]
■Compatible products
Grip Base D4, Grip Base M1, D Holder
■Compatible Lens Holder
LD/M67 Lens Holder S
AD Lens Holder (Lens Holder [screw] only)
LD/M67 Lens Holder W (Lens Holder [screw] only)
*"Wireless connection" is not compatible when using D Holder Extension Bar since combined "Lens Holder" or "attachment lens" may block built-in flash light. Please use "Optical D Cable connection" for this configuration to benefit reliable operation of the strobe.
■AD Lens Holder for Float Arm
A lens holder attached on Float Arm/Mega Float Arm or on the "M5 Joint" installed on Stick Arm Body/Multi Ball Arm Body (*1) to carry AD series/28AD series attachment lens to help comfortable multiple lens handling underwater. The lens holder is screwed on an arm or M5 Joint through center screw hole.
(*1) "Multi Ball Arm SS Body" is not compatible with the "M5 Joint". "Stick Arm XS Body" and "Multi Ball Arm S Body" can hold the "M5 Joint" but not compatible with a lens holder.
■Weight: 26g (0.9oz) [air] / approx.6g (0.2oz) [underwater]
■Compatible Arm etc.
Float Arm S/M/ML
Mega Float Arm S/M
M5 Joint + Stick Arm Body SS/S/M/L
M5 Joint + Multi Ball Arm Body ML/L/LL/XL
■LD Lens Holder for Float Arm
A lens holder attached on Float Arm/Mega Float Arm or on the "M5 Joint" installed on Stick Arm Body/Multi Ball Arm Body (*1) to carry 28LD series attachment lens to help comfortable multiple lens handling underwater. The lens holder is screwed on an arm or M5 Joint through center screw hole.
In combination with "AD-LD Mount Converter for UCL-165AD"/"M67-LD Mount Converter for UCL-330/165M67", other series attachment lens can be attached as well in addition to 28LD Mount series lens.
(*1) "Multi Ball Arm SS Body" is not compatible with the "M5 Joint". "Stick Arm XS Body" and "Multi Ball Arm S Body" can hold the "M5 Joint" but not compatible with a lens holder.
■Weight: 32g (1.1oz) [air] / approx.7g (0.2oz) [underwater]
■Compatible Arm etc.
Float Arm S/M/ML
Mega Float Arm S/M
M5 Joint + Stick Arm Body SS/S/M/L
M5 Joint + Multi Ball Arm Body ML/L/LL/XL
■M67Lens Holder for Float Arm
A lens holder attached on Float Arm/Mega Float Arm or on the "M5 Joint" installed on Stick Arm Body/Multi Ball Arm Body (*1) to carry M67 series/28M67 series attachment lens to help comfortable multiple lens handling underwater. The lens holder is screwed on an arm or M5 Joint through center screw hole.
(*1) "Multi Ball Arm SS Body" is not compatible with the "M5 Joint". "Stick Arm XS Body" and "Multi Ball Arm S Body" can hold the "M5 Joint" but not compatible with a lens holder.
■Weight: 50g (1.8oz) [air] / approx.25g (0.9oz) [underwater]
■Compatible Arm etc.
Float Arm S/M/ML
Mega Float Arm S/M
M5 Joint + Stick Arm Body SS/S/M/L
M5 Joint + Multi Ball Arm Body ML/L/LL/XL
■LD Lens Holder S
| Set-up image on an Arm Body | Set-up image on the D Holder Extension Bar | Set-up image on the Grip Base DIII |
A lens holder attached on an arm body, "D Holder Extension Bar", "Grip Base DIII w/ Rubber Grip D" etc. to carry 28LD series attachment lens. Compatible product is sandwiched between Lens Holder [screw] and Lens Holder Base of this product.
In combination with "AD-LD Mount Converter for UCL-165AD" / "M67-LD Mount Converter for UCL-330/165M67", other series attachment lens can be attached as well in addition to 28LD Mount series lens.
■Weight: 44g (1.6oz) [air] / approx.14g (0.5oz) [underwater]
■Compatible Arm/Base
Arm Body SS/S/M/L
YS Arm Body MS/M
Grip Base D4 (optional D Holder Extension Bar is necessary.)
Grip Base M1 (optional D Holder Extension Bar is necessary.)
D Holder (optional D Holder Extension Bar is necessary.)
Grip Base DIII w/ Rubber Grip D
Grip Base DII w/ Rubber Grip D
■M67 Lens Holder S
| Set-up image on an Arm Body | Set-up image on the D Holder Extension Bar | Set-up image on the Grip Base DIII |
A lens holder attached on an arm body, "D Holder Extension Bar", "Grip Base DIII w/ Rubber Grip D" etc. to carry M67 series/28M67 series attachment lens. Compatible product is sandwiched between Lens Holder [screw] and Lens Holder Base of this product.
■Weight: 62g (2.2oz) [air] / approx.31g (1.1oz) [underwater]
■Compatible Arm/Base
Arm Body SS/S/M/L
YS Arm Body MS/M
Grip Base D4 (optional D Holder Extension Bar is necessary.)
Grip Base M1 (optional D Holder Extension Bar is necessary.)
D Holder (optional D Holder Extension Bar is necessary.)
Grip Base DIII w/ Rubber Grip D
Grip Base DII w/ Rubber Grip D
■AD Lens Holder
| Set-up image on an Arm Body | Set-up image on an Arm Body |
Set-up image on the D Holder Extension Bar |

Set-up image on the Grip Base DIII |
Set-up image on a Float Arm |
Set-up image on a Stick Arm Body |
A lens holder attached on an arm body etc. to carry AD series/28AD series attachment lens. Compatible product is sandwiched between Lens Holder [screw] and Lens Holder [hole], or Lens Holder [screw] and Lens Holder Base of this product. The Lens Holder [hole] is usable as like "AD Lens Holder for Float Arm" as well.
■Weight:
●When attached on single side
38g (1.3oz) [air] / approx.12g (0.4oz) [underwater]
●When attached on both sides
57g (2.0oz) [air] / approx.18g (0.6oz) [underwater]
■Compatible Arm/Base
●Installed with Lens Holder [screw] and Lens Holder [hole]
Arm Body SS/S/M/L
YS Arm Body MS/M
●Installed with Lens Holder [screw] and Lens Holder Base
Arm Body SS/S/M/L
YS Arm Body MS/M
Grip Base D4 (optional D Holder Extension Bar is necessary.)
Grip Base M1 (optional D Holder Extension Bar is necessary.)
D Holder (optional D Holder Extension Bar is necessary.)
Grip Base DIII w/ Rubber Grip D
Grip Base DII w/ Rubber Grip D
●Installing Lens Holder[hole] by a screw
Float Arm S/M/ML
Mega Float Arm S/M
M5 Joint + Stick Arm Body SS/S/M/L
M5 Joint + Multi Ball Arm Body ML/L/LL/XL
■LD Lens Holder W
| Set-up image on an Arm Body | Set-up image on an Arm Body | Set-up image on the D Holder Extension Bar |

| Set-up image on the Grip Base DIII | Set-up image on a Float Arm | Set-up image on a Stick Arm Body |
A lens holder attached on an arm body etc. to carry 28LD series attachment lens. Compatible product is sandwiched between Lens Holder [screw] and Lens Holder [hole], or Lens Holder [screw] and Lens Holder Base of this product. The Lens Holder [hole] is usable as like "LD Lens Holder for Float Arm" as well.
In combination with "AD-LD Mount Converter for UCL-165AD" / "M67-LD Mount Converter for UCL-330/165M67", other series attachment lens can be attached as well in addition to 28LD Mount series lens.
■Weight:
●When attached on single side
44g (1.6oz) [air] / approx.14g (0.5oz) [underwater]
●When attached on both sides
69g (2.4oz) [air] / approx.20g (1.6oz) [underwater]
■Compatible Arm/Base
●Installed with Lens Holder [screw] and Lens Holder [hole]
Arm Body SS/S/M/L
YS Arm Body MS/M
●Installed with Lens Holder [screw] and Lens Holder Base
Arm Body SS/S/M/L
YS Arm Body MS/M
Grip Base D4 (optional D Holder Extension Bar is necessary.)
Grip Base M1 (optional D Holder Extension Bar is necessary.)
D Holder (optional D Holder Extension Bar is necessary.)
Grip Base DIII w/ Rubber Grip D
Grip Base DII w/ Rubber Grip D
●Installing Lens Holder [hole] by a screw
Float Arm S/M/ML
Mega Float Arm S/M
M5 Joint + Stick Arm Body SS/S/M/L
M5 Joint + Multi Ball Arm Body ML/L/LL/XL
■M67 Lens Holder W
| Set-up image on an Arm Body | Set-up image on an Arm Body | Set-up image on the D Holder Extension Bar |

| Set-up image on the Grip Base DIII | Set-up image on a Float Arm | Set-up image on a Stick Arm Body |
A lens holder attached on an arm body etc. to carry M67/28M67 series attachment lens. Compatible product is sandwiched between Lens Holder [screw] and Lens Holder [hole], or Lens Holder [screw] and Lens Holder Base of this product. The Lens Holder [hole] is usable as like "M67 Lens Holder for Float Arm" as well.
■Weight:
●When attached on single side
62g (2.2oz) [air] / approx.31g (1.1oz) [underwater]
●When attached on both sides
106g (3.7oz) [air] / approx.60g (2.1oz) [underwater]
■Compatible Arm/Base
●Installed with Lens Holder [screw] and Lens Holder[hole]
Arm Body SS/S/M/L
YS Arm Body MS/M
●Installed with Lens Holder [screw] and Lens Holder Base
Arm Body SS/S/M/L
YS Arm Body MS/M
Grip Base D4 (optional D Holder Extension Bar is necessary.)
Grip Base M1 (optional D Holder Extension Bar is necessary.)
D Holder (optional D Holder Extension Bar is necessary.)
Grip Base DIII w/ Rubber Grip D
Grip Base DII w/ Rubber Grip D
●Installing Lens Holder [hole] by a screw
Float Arm S/M/ML
Mega Float Arm S/M
M5 Joint + Stick Arm Body SS/S/M/L
M5 Joint + Multi Ball Arm Body ML/L/LL/XL
■Stick Arm Float S
An optional attachment for Stick Arm or Multi Ball Arm to provide comfortable gripping and add approx.84g buoyancy underwater (*1) to lighten total underwater weight of combined camera system.
(*1) Not compatible with "Stick Arm XS Body", "Stick Arm SS Body", "Multi Ball Arm SS Body" and "Multi Ball Arm S Body".
■Buoyancy: approx.84g (3.0oz) [underwater]
■Weight: 82.0g (2.9oz) [air]
■Compatible Arm
Stick Arm Body S/M/L (Stick Arm L Body can have two Stick Arm Float S)
Multi Ball Arm Body ML/L/LL/XL (Multi Ball Arm LL Body and Multi Ball Arm XL Body can have two Stick Arm Float S)
■Arm Float S
The Arm Float S is attached on an aluminum alloy arm to help to grasp it comfortably and add buoyancy of 70g underwater. Two pieces construction of foam rigid plastic is easy to install simply by screwed together on an arm in between and has advantage to save space when transporting.
Set-up image■Buoyancy: approx.70g (2.5oz) [underwater]
■Weight: 45g (1.9oz) [air]
■Compatible Arm
Arm Body S/M/L (Arm L Body can have two Arm Float S)
YS Arm Body MS/M
■M6 Plate Direct Base III
The M6 Plate Direct Base III is an optional product to attach the Direct Base III on INON X-2 series housing, Grip+Bar III Set or Holder II.
■Weight: 19g (0.7oz) [air] / approx.15g (0.5oz) [underwater]
■Compatible Base/Housing
X-2 series housing, X1-Z/LZ/NZ housing,
Holder II, Grip+Bar III Set, Holder II Grip Set, Holder Base,
Grip Bar I Set, Grip Bar II Set
Grip Base DIII w/ Rubber Grip D
Grip Base DII w/ Rubber Grip D
Other brands' housing/arm system (*1) (*2)
(*1) Compatible with 2 x M6 screw holes with 8mm or more depth and 13mm-28mm center-to-center distance of screw holes.
(*2) INON INC. has not confirmed compatibility with specific product(s) from other manufactures. Before using, make sure to check if the product(s) from other manufactures is compatible and does not interfere other combined product(s).
■M5 Plate Direct Base III
The M5 Plate Direct Base III is an optional product to attach the Direct Base III on other manufactures' system which has M5 screw.
■Weight: 19g (0.7oz) [air] / approx.13g (0.5oz) [underwater]
■Compatible Base/Housing
Other brands' housing/arm system (*1)
(*1) Compatible with 2 x M5 screw holes with 6mm or more depth and 24mm-28mm center-to-center distance of screw holes.
■Shoe Base Adapter D4
The INON Shoe Base Adapter D4 is an adapter to attach INON "Shoe Base" directly on INON base stay products including "Grip Base D4" / "Grip Base M1" / "D Holder" / "D Holder Extension Bar" / "Port Arm MRS" / "Port Arm for UFL-MR130 EFS60" to use INON external strobe ("S-2000", "D-2000", "Z-240" etc.) or INON LED flashlight ("LE250"etc.) in simple and compact configuration for free strobe positioning.
Set-up image■Weight: 10g (0.4oz) [air] / approx.6g (0.2oz) [underwater]
■Compatible Products
Grip Base D4,Grip Base M1,D Holder,
D Holder Extension Bar,Port Arm MRS,
Port Arm for UFL-MR130 EFS60
*Please use fiber optics connection even with a wireless connection compatible strobe since wireless connection is not supported by this product due to position limitation of the Mirror Unit (strobe).
■Shoe Base Adapter X-2
Attached on the top of the X-2 housing to attach the "Shoe Base" enabling to hold an external strobe (S-2000, D-2000, Z-240 etc.) or LED flashlight (LE240 etc.) combined with "Z Joint" or "Light Holder" product via Shoe Base.
■Weight: 10g (0.4oz) [air] /approx.6g (0.2oz) [underwater]
Set-up image
■Compatible [X-2] series housing
X-2 for EOS10D, X-2 for EOS10D BK,
X-2 for EOS20D, X-2 for EOS20D BK,
X-2 for EOS20D BK(TM), X-2 for EOS30D BK(TM),
X-2 for EOS50D/40D, X-2 for EOS60D
X-2 for GF2, X-2 for GF2
■Compatible arm system products
Grip+Bar III Set, Holder II Grip set, Holder Base, Grip Bar Set, Grip Bar II Set
*The thumbscrew of the "Z Joint" or "Light Holder" could possibly obstruct free movement of an Optical D Cable product or electrical cable attached on X-2 housing series.
■YS Adapter Fixing Bolt
■Tripod Adapter
The Tripod Adapter is an adapter to attach INON external strobe (S-2000, D-2000, Z-240 etc.) or LED flashlight (LE250, LE550-W, LE550-S, LE240) via INON Arm system adapter including "Multi Direct Base II", "Z Adapter" and "Shoe Base" on a tripod which is equipped with a 1/4 tripod screw to use "off-camera" lighting technique. The "off-camera" lighting technique includes stable aiming of a strobe with a snoot, back lighting for silhouette effect or independent lighting each for a subject and background to enhance your creative lighting idea to make your underwater photo something special.
■Weight: 26g (0.9oz) [air] / approx.16g (0.6oz) [underwater]
Set-up image■Compatible Products
Direct Base III
Multi Direct Base II WB
Multi Direct Base II
Multi Direct Base II Long
Z Adapter
Shoe Base Adapter D4 + Shoe Base
Shoe Base Adapter X-2 + Shoe Base
*When using land use tripod underwater, check its material, surface finishing and construction to make sure that the tripod will not be damaged (rusting or salt build-up) by underwater use. INON Inc. cannot take any responsibility for any trouble / damage (damage to a tripod etc.) resulting from the installation of this product.
Be well conscious of marine environment and marine lives not to harm them when put a tripod on the seabed.
■Washer Set (Direct Base III both sides mounting)
■Cap Screw Set (Multi Direct Base II both sides mounting)

Dedicated screw set to attach any two of "Multi Direct Base II", "Multi Direct Base II Long" and "Multi Direct Base II WB" directly on both sides of compatible base/arm product.
Set-up image■Compatible Arm/Base
Grip Base D4, Grip Base M1, D Holder,
D Holder Extension Bar, Grip Base DIII w/ Rubber Grip D
Grip Base DII w/ Rubber Grip D
Port Arm for MRS, Port Arm for UFL-MR130 EFS60




















































