6806 2RS Ceramic Cartridge Bearing BB30 ID=30 OD=42 W=7 30x42x7mm Ceramic Ball Bearing 30 x 42 x 7 mm 6806
***** Best Quality Guranteed.
*****Ultra high performance BB30 Ceramic Bearing for bicycles with diamond polished Ceramic Silicon Nitride Balls (the hardest and smoothest ceramic balls on the planet)
*****Dual Removable Rubber Seals (2RS)
*****ACERGoo 100% Synthetic American Lubricant
*****Durable Nylon Inner Cage
*****Super Smooth, Quiet, Extremely Durable and 60 day no hassle money back guarantee
Size:30 x 42 x 7 mm 6806 The BB30 6806 size ceramic ball bearing, also known as a 61806 bearing, works wherever a 30x42x7mm ball bearing is needed. By World Champions ACER Racing Price is for 2 bearings