Promax SC-1 Square Taper Chromo JIS Bottom Bracket 113mm Black keyword search-HS33 5" Tire Intended Use Mountain

5" Tire Intended Use Mountain Tire Diameter 27

48mm - 50mm chainline depending on the crankset

Isolate and tune bottom-out with minimal changes to initial and mid-stroke

8 Color Black Defined Color Black Length 90 Material Aluminum S

Promax SC-1 Square Taper Chromo JIS Bottom Bracket 113mm Black keyword search-HS33 5" Tire Intended Use MountainPromax SC 1 Square Taper Chromo JIS Bottom Bracket 113mm Black. SC 1 bottom brackets are the perfect choice for those who still prefer the low weight and simplicity of square taper cranks. Each bottom bracket is hand assembled using a hollow chromoly spindle precision sealed bearings forged and CNC machined alloy cups and a composite center spacer seal. Hollow chromoly spindle CNC machined alloy cups JIS square taper TECH SPECS Bottom Bracket Shell I.