Profile 19mm Hop-Up American Bottom Bracket Set - Polished Silver - USA Made 10" The tread pattern is HF-143g

The tread pattern is HF-143g and it has gumwall sides

Classic style molded plastic base

These grips are approx 4-1/4" long and sealed in the bag

5 1/16" long and fit common 7/8" bars

Profile 19mm Hop-Up American Bottom Bracket Set - Polished Silver - USA Made 10" The tread pattern is HF-143gFor frames with American BB shells, this Profile Hop Up Kit offers a finished look while providing cups, sealed bearings, a tube spacer, cone washers, and flat washers. The spacers and cups have an anodized finish. This bottom bracket will fit many popular 19mm cranks such as Profile Race, Redline Flight, Fit, DK Social and most any other 19mm crank. Color: Polished