Arkon’s OCTO™ Series 6″ Ratcheting Swivel Shaft Arm, part of the Robust Mount Series, includes a 180° ratcheting joint and 360° swivel center rotation. The octagonal design inside the shaft arm enables you to adjust the position of the knobs for better access in tight spaces. The OCTO™ Seriesarm offers double-ball rotation and is compatible with 25mm (1″) holders, cradles, and adapters, allowing you to create a custom mount solution.
Features:
- Multi-angle 6″ ratcheting swivel arm to create custom mount solutions
- 25mm ball holder ends are compatible with many Arkon and third-party 25mm ball drill bases, holders, cradles, and adapters
- 5 point arm with a 180° ratcheting joint offers complete customization of your setup
- 360° center rotation for positioning your device horizontally or vertically
- Durable reinforced composite construction for longevity
Arkon Mount Compatible
To attach a device holder to the OCTO™ Series 6″ Ratcheting Swivel Shaft Arm, use the Arkon APRM2T 25mm (1″) Ball to Dual T-Tab Mounting Pattern Adapter. This adapter fits various Arkon mounts, including the TAB006 Slim-Grip® Ultra Pro Universal Tablet Holder and SM040-2 Mega Grip™ Universal Phone Holder.
For a more straightforward smartphone solution, use the Arkon SP25MM17 25mm Ball to 17mm Ball Adapter, compatible with the RV001WR RoadVise or MG005WR Mobile Grip 5 Universal Phone Holder. The APMAMPS25MM Metal 4-Hole AMPS to 25mm (1″) Rubber Ball Adapter works with the TAB005KL LockVise™ Tablet Holder with a key lock for added security.
Multi-Angle Arm
The 6″ swivel shaft, featuring five points of articulation and strategically placed knobs, provides enhanced access in tight spaces. Its 180° ratcheting joint and 360° center rotation ensure effortless adjustments. This shaft is compatible with 25mm (1″) ball mounts and offers versatile and flexible positioning options.
Matches with Arkon Bases
The Arkon’s OCTO™ Series 6″ Ratcheting Swivel Shaft Arm works with many Arkon bases, depending on how you want to mount the arm. Whether the CPM01B Robust™ Clamp Mount for clamping to flat surfaces or the SPRM079 Heavy-Duty Sticky Suction Base with 25mm Ball for mounting to your car or truck’s windshield or dashboard.
Compatible with:
Compatible with any device, shaft, or holder that utilizes a 25mm / 1 inch ball size.
- Design:Multi-angle arm with 25mm ball holder ends for creating a custom mount
- Model:SPRMSRA
- Materials:Reinforced composite
- Arm Length:6″ ratcheting
- End Type:25mm ball holder

























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