Crupi Quad BMX Hub Set-Black-28H Tripod Seats 14mm chromoly center axle with

14mm chromoly center axle with 3/8" bolts

CBW-1 Metric Wrench

Pro36 front hub requires a 6mm Allen wrench

37 Spindle: 24mm Chromoly Material: 6061-T6 Aluminum Process: Hollow-Forged Chainline: 44

Crupi Quad BMX Hub Set-Black-28H Tripod Seats 14mm chromoly center axle withThe Crupi Quad BMX Hub Set Black 28H features a new alternative design which is similar to instant engagement but without the higher cost. The Quad has 150 ratchet teeth that engage every 2. 4 degrees with 4 pawls (3 pawls in the 28H hub). Four cog spacers are still included, allowing you to position the cog where it provides the best possible chain alignment. The hubset comes with a 16t cog but is designed to work with any Shimano compatible cog and