Specifications : Material: High-Grade Aluminum-Alloy ( same high-strength alloy as used in meccanum wheels) Bore size ID: 5mm hole for the shaft of the Motor Flange OD: 56.8mm Flange mounting holes: 6 holes x PCD 47.6 ( compatible to meccanum wheels) Total thickness: 26.4mm Net weight: 50g Suitable for A Set of 60mm Aluminium Bush Type Mecanum Wheels- (4 Pcs Set)



