Kuryakyn 8063 ISO 1-1/2" Peg Extender Need more room? Kuryakyn's ISO-Peg Extensions are made of machined steel and chrome-plated. 1-1/2" and 2-1/2" ISO-peg extensions. Sold as a pair. Notes: For use as extension from male mount clevis. Does not work with metric O.E.M.