BMXGuru 32T Aluminum Spider & 4-bolt Chainring Combo - Silver over Black - USA Made 9.75" The OLD is 110mm and

The OLD is 110mm and the axle is 3/8"

K-Shield housing to prevent the cable from binding

Battery Type: 2 AAA batteries (included)

The half link design makes dialing in rear end length on short dropouts easier

The end result is one of the most high tech rims to date

BMXGuru 32T Aluminum Spider & 4-bolt Chainring Combo - Silver over Black - USA Made 9.75" The OLD is 110mm andBMXGuru 32t chainring spider combo. 32t anodized Silver aluminum chainring 23. 8mm bore hole Fits 1 piece cranks or 19mm or 22mm cranks with adapter (not included) Black Spider, 104mm BCD 4 bolt Chrome plated bolts 3 32" teeth size works with 3 32" and 1 8" chains MADE IN THE USA! For 19mm adapter click HERE!