Description
PF30 SRAM DUB coated 46X73 bottom bracket for 29mm red For SRAM DUB frames 73mm box width, 46mm diameter Friction gain 0.3-04, watts. 100% smoother and 15% harder balls than the ceramic competition. Average drag reduction of 75% compared to most BB's. Coated products: coating increases bearing ring life, prevents wear. Metallic layer 75% harder than hardened steel. Applied very thinly and evenly over the entire inner and outer surface. Box contents: 2 cups with bearings installed, 2 protective covers, spacer tube, 1 spacer 3mm, 2 spacers 1mm, 1 syringe of All Round grease 10ml Hand made in Denmark