Samson Evolution Keymod Hand Stop Anodized 6061-T6 Aluminum Black. It mounts directly to the Evolution Keymod rail eliminating the need for Picatinny accessory rails. It feature a stainless steel backing bar to ensure it does not lose hold. The Hand Stop can be mounted forwards or backwards depending on its purpose. It provides a gnarled face for barricade support and an alternate HK style sling point. Specifications for Samson KM-STOP Evolution Keymod Hand Stop Anodized 6061-T6 Aluminum Black: Mfg Item Num: KM-STOP Supplier SKU: 92458 Category: FIREARM PARTS Type: Hand Stop Model: Evolution Keymod Finish: Hardcoat Anodized Material: 6061-T6 Aluminum The Samson KM-STOP Evolution Keymod Hand Stop Anodized 6061-T6 Aluminum Black is a quality addition to the Samson lineup. For more great deals on Handstop Grips by Samson please browse our Samson AR15 Accessories page. Samson 04-02015-01: Evolution Keymod Hand Stop Anodized 6061-T6 Aluminum Black