Interloc Racing Design QB55 Cartridge BB JIS - 68x115mm MFPN=571032W4 }Surly Stainless Steel Ring 32t

}Surly Stainless Steel Ring 32t x 104mm

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Compound Organic Heat Sink No Backing Plate Material Steel Pad Shape Number 16 Designed for ebike Yes

Interloc Racing Design QB55 Cartridge BB JIS - 68x115mm MFPN=571032W4 }Surly Stainless Steel Ring 32tHigh quality sealed cartridge bearings with steel cups Traditional square JIS 2 degree taper crank arm interface 68mm English (BC1. 37 x 24tpi RH LH) Made in Japan TECH SPECS spindle interface JIS square shell BSA shell ID 33. 6mmx24tpi width 68mm spindle length 115mm