Profile 19mm Hop-Up American Bottom Bracket Set - Aqua Anodized - USA Made 28.6mm (1-1/8") The required rim size is

The required rim size is ETRTO 18-430 aka 500A

and 4 washers have an anodized finish

and we do often ship them folded in a figure 8 -- unless a request is made to have them shipped flat

Posted Weight: 691 grams / 24

Profile 19mm Hop-Up American Bottom Bracket Set - Aqua Anodized - USA Made 28.6mm (1-1/8") The required rim size isFor 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: Aqua Manufacturer's Note: This