SD External Euro BB
Fits SD Expert Lite, Pro, and Pro Hollow Cranks
BMX-specific bearing design
The bearings are held in place by forged and CNC-machined aluminum cups that ride on the outside of the BB shell for greater durability
Compatible with cranks such as Shimano, Rhythm, Bombshell, and other cranks that use a 24mm spindle

Bottom Brack Type: BSA/Euro 1.37 Inch x 24 TPI (English),68/73mm width
Spindle Size: 24mm

Weight: 128g

* May be supplied in loose “OEM” packaging.