RMP™ Buttstock Cup Kit

4/29/2025 - THERE IS CURRENTLY A 1 WEEK LEAD TIME ON THIS ITEM RMP™ Buttstock Cup Kit  The RMP™ Buttstock Cup Kit is everything you need to create a solid mounting point for your Buttstock on any RMP™. It comes with two backer plates and an L-Bracket which create the shelf that the Buttstock Cup will attach to. The L-Bracket has 9 tapped holes to allow mounting at 90°, 135°, or 180° off of the RMP™.  The aluminum Buttstock Cup secures to the Buttstock Cup L-Bracket using the included machine screw and 5/32" Hex Key. The Buttstock Cup comes in two sizes, Standard and XL. The RMP™ Buttstock Cup Kit is typically paired with the QuickFist® Go-Between Clamp - Enlarged [Handguard] - Clamp + RMP Backer Plates to secure the other end of the weapon. Package Contents: [Standard Cup] Standard Buttstock Cup L-Bracket (to connect cup to panel) Qty 2: Backer Plates (allow mounting in vertical or horizontal orientation on panel) Qty 4: 1/4-20 x 3/8" Socket Button Head Machine Screw Qty 2: 1/4-20 x 1/2" Socket Button Head  Machine Screw Package Contents: [XL Cup] XL Buttstock Cup L-Bracket (to connect rack to panel) Qty 2: Backer Plates (allow mounting in vertical or horizontal orientation on panel) Qty 4: 1/4-20 x 3/8" Socket Button Head Machine Screw Qty 2: 1/4-20 x 1/2" Socket Button Head Machine Screw Compatibility: [Standard Cup] This rifle buttstock cup is designed for (this listing does not include any of the following) use with a secondary restraint to secure the firearm forearm. The Buttstock Cup fits the following firearms. Measure your firearm buttstock before purchase to verify fit: Internal Dimensions: 5.37" long x 1.75" wide x 1.29" deep Standard size AR-15 or M4 / M16 Buttstock (oversized aftermarket stocks may not fit in the cup, but can be laid across the recessed side walls instead). Standard size AK-47 and AK-74 Buttstocks Most Shotguns Most Hunting Rifles For Larger Buttstocks, see our Rifle XL Buttstock Cup  Compatibility: [XL Cup] This XL buttstock cup is designed for use with oversized buttstocks such as the Magpul STR and others. Designed to be used with a secondary restraint to secure the firearm forearm. The XL Buttstock Rack (Cup) fits the following firearms. Measure your firearm buttstock before purchase to verify fit: Internal Dimensions: 6.25" long x 2.6" wide tapered down to 1.72" wide x 1.29" deep All Standard size AR-15, M-4, M-16, AK-47 style, and AK-74 style variants (these may fit better in the regular sized buttstock cup) Oversized Buttstocks including extra wide ones such as Magpul STR The XL Buttstock Cup accommodates larger stocks on rifles, shotguns and pistol braces. The XL Buttstock Cup is compatible with the IWI Tavor® X95™. Specifications: [Standard Cup] WIDTH 1.75" | 44.45mm HEIGHT 5.37" | 136.40mm THICKNESS 1.29" | 32.77mm WEIGHT 11.11 ounces | 314.99 grams MATERIAL Aluminum BRAND Grey Man Tactical™ SKU 000402 UPC N/A MOLLE SPACES 3 width X 1 height or 2 width X 1 height Specifications: [XL Cup] WIDTH 2.6" - 1.72" | 66.04-43.69mm HEIGHT 6.2" | 157.48mm THICKNESS 1.4" | 35.56mm WEIGHT 13.6 ounces | 384.99 grams MATERIAL  Aluminum BRAND Grey Man Tactical™ SKU 000403 UPC N/A MOLLE SPACES 3 width X 1 height or 2 width X 1 height