The Quad Lock Fork Stem Mounts are designed for motorcycles that require mounting in the tube of the fork stem. Both Quad Lock Fork Stem Mounts are compatible with all Quad Lock Cases and the Quad Lock Universal Adaptor. STRONG & SECURE The patented dual-stage locking mechanism ensures that your smartphone will stay strong and secure as you ride. QUICK & EASY TO ATTACH / DETACH No fumbling with tricky grips. Use one hand to quickly attach and detach your smartphone from either of the Quad Lock Fork Stem Mounts. OPTIMAL VIEWING ANGLE Use the provided Allen (Hex) Key to set the optimal height and viewing angle. OPTION 1 FORK STEM MOUNT STANDARD Made from tough glass filled nylon. Blue lever & stainless steel hardware. Assembled with adjustable knuckle. Fits internal diameter : 12.7mm - 24mm This kit includes ; 1 x Quad Lock® Index head (with blue lever) 1 x Quad Lock® Fork Stem Mount 2 x Expanding Spacers 1 x Allen (Hex) Key OPTION 2 FORK STEM MOUNT PRO Black anodised aluminium, made by precision CNC. Black lever and hardware. Discreet cable routing. Assembled with adjustable knuckle PRO. Fits internal diameter : 12.4mm - 25.4mm This kit includes ; 1 x Quad Lock® Index head (with black lever) 1 x Quad Lock® Fork Stem Mount 2 x Expanding Spacers 1 x Allen (Hex) Key TECH SPECS FORK STEM MOUNT STANDARD Made from tough glass filled nylon Stainless steel hardware Fits tube sizes from ½” (12.7mm) to 15/16” (24mm) internal diameter Suits cylindrical tube stems where no lip is present FORK STEM MOUNT PRO Made from black anodised CNC machined aluminium Black stainless steel hardware Fits tube sizes from 12.4mm (½”) to 25.4mm (1”) internal diameter Discreet cable route for USB charger cables Assembled with Black Lever Suits cylindrical and hexagonal tube stems where no lip is present