MCS Bolt-on BMX Aluminum Spider - 5-bolt / 110mm - Blue - USA Made 4" Color: Black w/ White graphics

Color: Black w/ White graphics

as the kit is more affordable than buying each part individually

They are designed to be used with a square taper bottom bracket (not included) and 110mm 5-bolt chain rings

integrated seat post clamp

ERD: 604Width ID: 36Width OD: 41Profile: 17Drilling: 36Wall: DoubleValve: Schrader

MCS Bolt-on BMX Aluminum Spider - 5-bolt / 110mm - Blue - USA Made 4" Color: Black w/ White graphicsThe MCS spider is made from aluminum and works with 5 bolt, 110mm chainring. It has a 15 16" (23. 8mm) bore that will fit 1 piece cranks, and it will also work with 19mm cranks (using the included adapter). This spider is made in the USA. Color: Blue