Couple of plastic caps to cover the steel bolts of BB parts and cranks square axle type. Made in plastic black finished. Fit on the crank by pressure, not screwed. For Trialsin and Trial classic bicycles and cotterless (JIS) axles bolts. 2 grams of weight (couple).

MAIN FEATURES

· Couple of plastic caps to cover the steel bolts of BB parts and cranks square axle type.
· Made in plastic black finished.
· Fit on the crank by pressure, not screwed.
· For Trialsin and Trial classic bicycles and cotterless (JIS) axles bolts.
· 2 grams of weight (couple).