https://doublemdefense.com/product/cgs-suppressors-piston-m13-5x1-lh/
Factory New.
UPC: 850002123166
SKU: CGS-KRK-13.5X1LHBK
Item Description:
The CGS Pistons for the Kraken, MOD9, and Nautilus series silencers allow the user to attach the silencer to any firearm that has barrel threads matching the piston threads. This piston system is also self aligning and the piston itself has a very positive spoke lock to the housing.
Item Specifications:
Brand CGS Suppressors
Category Bolts & Pistons
Model Piston
Finish Black Nitride
Material 17-4 Stainless Steel
Length 2"
Thread Pattern M13.5x1 LH tpi
Weight 1.30 oz