James, cylinder base joint set. Foam of .032 "For Harley-Davidson

Foamet of 0.032 "(foam coated metal) with a silicone pearl.
Final crushing of 0.025 ".
James's Foamet Board material has an aluminum nucleus with a thin layer of synthetic nitrile rubber foam attached to both sides.

Compatible with:> 15-20 xg 750/A/500 Street