Theory 22mm Mid BMX Bottom Bracket Kit - Blue 8.5" At roughly 50 grams

At roughly 50 grams

30" (ISO 406mm)

Sidewall: N/A

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

The oversized asymmetrical head features two 15mm wrench openings at 30 degree and 45 degree angles for the best mechanical advantage regardless of crankarm position

Theory 22mm Mid BMX Bottom Bracket Kit - Blue 8.5" At roughly 50 gramsThe Theory 22mm Mid BMX Bottom Bracket Kit includes , sealed bearings, anodized cone spacers, bottom bracket spacers, and a tube spacer. Color: Blue anodized Note: This part was colored by anodizing, which is a method of coloring metal. Color differences do occur among manufacturers and even among batches from the same manufacturer. This is not a flaw or imperfection, but it is inherent to the anodizing process. We make every effort to show accurate