Resilient Putnik. AK-optimized suppressor with patent-pending baffle technology and tri-axial flow-through design for very low backpressure. Progressive bore accommodates AK platform tolerance concerns. 5.86" length (without mount), 2.365" diameter. High-temp Cerakote finish. 24x1.5mm direct thread with 1.375x24 HUB threads. Barrel restrictions: 14.5" for .308/6.5 CM, 8" for 5.45x39/5.56/7.62x39/.300 BLK. Note: If this product is reflected as in-stock it means it's either physically in-stock or allocated and available (serial number is assigned) at my distributor