VEXpro 20 DP Spur Gears with 1/2in. Hex Bore
- VEXpro 217-2706, An aluminium VEXpro 12;in. hex bore, 20 DP spur gear with a 14.5° pressure angle & a width of 0.5in. The gears in this range are interchangeable allowing you to change the ratio without modifying the overall system. VEXpro 217-2706 34t Aluminium Spur Gear 20 DP with 1/2" Hex Bore