If you have any questions, do not use this product and contact us for clarification.
Material: Aluminum / Stainless Steel
Finish: Type 3 Hard Coat Anodized
TPI: 1/2 x 28, M13.5 x 1LH or 5/8 x 24 (the 5/8×24 piston requires an additional rear cap)
DB Reduction: 34-36