Ball Material: 316L Stainless Steel. Steel Ball Grade: G100. It is also an eco-friendly stainless steel and can be used as food-grade material. Hardness: 28.
These cranks are suitable for Praxis M30 bottom brackets, which have a step-down 'GXP style' 30mm drive/28mm non-drive bearing. They are compatible with BSA, BB86, BB30/PF30 shells, but must have the M30 bottom bracket to accommodate the 30mm/28mm spindle.
Dia-Compe 500 center pull brake calipers with prior use on a bicycle. Model: 500 center pull caliper brakes. Set includes: Two Dia-Compe 500 center pull caliper brakes with pads and mounting hardware as shown.
Originally designed for E-MTBs, its robust construction ensures a long service life and extended range over fewer gears. Crafted with precision, it boasts Steel Stamped Cogs and spider for unmatched durability.