NEW Shimano BB-UN300 Bottom Bracket - English, 68 x 118mm Spindle, Square Taper type_bottom-brackets Tall teeth with alternating tooth

Tall teeth with alternating tooth profiles hold the chain amazingly well and still provide space for mud to clear

Flat and #2 Phillips head drivers

For more comfort

Fork : 4130 Chromoly

Spot clean with a rag and warm

NEW Shimano BB-UN300 Bottom Bracket - English, 68 x 118mm Spindle, Square Taper type_bottom-brackets Tall teeth with alternating toothShimano BB UN300 Square Spindle Bottom Brackets Fits JIS square taper cranksets Crankarm fixing bolts sold separately Hollow spindle Defined Color: Black Bottom Bracket Shell I. D.: 1. 37 Spindle Length: 118 Spindle Interface Type: Square Taper JIS BB Shell Width (mm): 68 BB Frame Interface: English