List of wheels that works with VEX EXP and VEX V5 products and accessories. V5RC, VURC, VAIRC competition legal. Compatibility: Omni-Directional Wheels 2.75″ Double-Roller and 4″ Omni-Directional Wheels are compatible with 0.125″ square bar drive shafts 3.25″ Omni-Directional Wheels are compatible with All VEX V5 shafts. (0.25″ and 0.125″ square bars) Traction Wheels 2.75″ and 4″ Traction Wheels are compatible with 0.125″ square bar drive shafts. 3.25″ Traction Wheels are compatible with All VEX V5 shafts. (0.25″ and 0.125″ square bars) Mecanum Wheels 2″ Mecanum Wheels are compatible with High Strength (0.25″) drive shafts, when also using VersaHex Adapters. 4″ Mecanum Wheels are compatible with 0.125″ (3.2mm) square bar drive shafts Notes: V2 VersaHex Adapters are required to make the 2″ Mecanum Wheel V1 compatible with V5 High Strength Shafts. VEX Knowledge Base: How to Select a Drivetrain How to Decide on a Manipulator How to Decide on a Robot Claw
