ProX Washer Copper (40x60x1.0) KTM640LC4 
TRUST WASHERS
Our O.E. style washers increases oil retention and reduces friction between rod, washer and crank web. We offer washers in different material exactly as OEM is offering in copper and silver.
Washers are an important part. Always replace the washer when you re-press your crank. ProX connecting rods kits contain washers where applicable.