You cannot add "HK PSG1 MSG90 #30T Locking Piece" to the cart because the product is out of stock. Factory HK PSG1/MSG90 Heavy Buffer$7900 SKU: PSGB-1 Categories: MP5 & 90 Series, Services - HK PSG-1, Services HK 91 93 G3 33 53 90 Tags: MSG90, PSG1 Product ID: 5864 G3 bufferFactory HK PSG1/MSG90 Heavy Buffer Product is out of stock Estimated Re-stock date: November 8, 2021 Notify me when this product is back. Please enter a valid email! Subscribe Description Additional information Description Factory HK PSG1 Heavy BufferFactory HK PSG1/MSG90 Heavy Buffer Additional information Weight 6 oz Dimensions 4.5 × 2 × 1 in Manufacturer HK Related products Out of stock HK91 G3 Threaded Barrel 18″ PTR .308 $13900 Out of stock HK MP5 4 Position Ambi Lower Group 0 1 3 F $1,49900 Out of stock HK SG1 Cheek Rest Stock for Single Rear Pin Receivers MP5 33 53 93 $19900 Out of stock Weldable Picatinny 1913 4″ Weldment Rail For HK MP5K Etc $3900