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Original price $7.95 - Original price $7.95
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Original price $7.95 - Original price $7.95
Original price
$7.95 - $7.95
Current price

Introducing Arkon's Robust™ Series 2.75" Composite Mount Shaft, engineered for 25mm (1") compatible mount bases and adapters. This versatile component allows for customization of your mounting setup, featuring a tightening knob to lock it into place when positioned. Standing at 2.75", it offers dual adjustment points for maximum flexibility. Note that this package includes only the Mount Shaft; holders and adapters are sold separately, allowing you to create a custom mount.


  • 2.75" shaft for Arkon applications, mounts, holders, and more
  • Designed to create custom and personalized Arkon setups
  • Heavy-duty reinforced composite construction is durable and tough
  • Works with Arkon 25mm ball-compatible adapter mounts and applications
  • Tightening knob for securing the 2.75" shaft once in place

Complete Mount Customization

The Robust™ Series 2.75" Composite Mount Shaft is the number one choice for designing your ideal custom mount setup. Begin by choosing your mounting solution, like a 4-hole AMPS drill base or clamp, and then pick your holder type, such as a lockable metal tablet holder or a phone mount. 

This flexibility lets you create the ideal setup tailored to your needs. Enhance your setup with Arkon's premium mounting accessories for a durable and efficient experience. Built to withstand demanding environments, the Robust™ composite mount shaft provides long-lasting strength and stability.

Tough Robust™ Mount Shaft

Thanks to its durability and toughness, the Robust™ 2.75" reinforced composite mount shaft is perfect for any mounting application. Whether extending the arms on forklift mounts or upgrading the tablet holder shaft in your car or truck for GPS navigation, this shaft is a reliable replacement or upgrade. 

Full Personalization of Your Setup

Use Arkon's adapters to create a 4-hole AMPS (Model APAMPS25MM) or suction mount (Models SPRM079 or SPRM080) base. Then, choose from a variety of mounting heads, including Dual-T (Model APRM2T), 4-prong (Model SP25MM4P), 1/4"-20 camera (Model SP142025MM), lateral GoPro (Model SP25MMGP), VESA pattern (Model AP25MMVESA), or 4-hole AMPS (Model APAMPS25MM).

Compatible with:

Compatible with any device, shaft, or holder that utilizes a 25mm / 1 inch ball size.

  • Design: 2.75" Mount Shaft with 25mm ball compatible ends for creating, upgrading, and creating custom mount solutions
  • Model: SP-RMS250
  • Materials: Reinforced composite
  • Arm Length: 2.75" 
  • End Mount Size: 25mm ball holder