Profile 19mm Hop-Up American Bottom Bracket Set - Gold Anodized - USA Made Fluorescent this rim is both strong

this rim is both strong and light

use with a 16T or larger freewheel (not included)

Internal Rim Width: 27

Size: 20 x 1-1/8" (ISO 451mm)

Profile 19mm Hop-Up American Bottom Bracket Set - Gold Anodized - USA Made Fluorescent this rim is both strongFor 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. Formerly known as the American Bottom Bracket Kit with Hop Up. Color: Gold Manufacturer's Note: This