View cart “HK Sling For UMP G36 SL8 USC Etc Open Bag” has been added to your cart. 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 PSG1/MSG90 Trunnion Extension Weldment $7900 Sale! PSG1 Side Stiffening T-Rail Set $24900 Original price was: $24900.$19900Current price is: $19900. Out of stock Weldable Picatinny 1913 4″ Weldment Rail For HK MP5K Etc $3900 Out of stock Tan Polymer HK Vertical Grip 416A5 G28 MLI RAL8000 $4900