so replacements (sold separately) are easy to stock

-The bearings

Dimensions: W 43

Weight: 75g / 2

100% 4130 chromoly steel tubing is strengthened by the TruTherm post weld heat-treatment process resulting in truly durable crank arms while the hollow 22mm spindle reduces weight without sacrificing strength

Profile Mini Male Rear Cassette Hub - Limited Edition Galaxy Rust/ RHD supplier_54525202596166 so replacements (sold separately) areThe Profile Mini Rear Cassette Hub is made in the USA, it set the benchmark for cassette hubs and was the first BMX cassestte hub. It's been refined and updated over the years to now feature a heat treated 6061 aluminium shell which houses a heat treated aluminium internal axle with precision sealed bearings, it's strong, durable and rolls smooth. The hub uses the bullet proof Profile driver that utilises 4 pawls and bearings for super smooth