JE Machine Tech AR-10/15 Mil-Spec Skeletonized A Frame Buttstock Combo Black PS-ST8B+PS-BTM-Combo. This AR-15 Stock Package from JE Machine Tech will outfit your AR with an extra versatile buffer tube and skeletonized A-Frame stock to give it a complete and optimized system. With an excellent fit and finish the JE Machine Tech AR-15 Mil-Spec 6-Position Buffer Tube & Skeletonized A-Frame Stock Package will increase your shooting enjoyment and deliver long life. Specifications for JE Machine Tech AR-10/15 Mil-Spec Skeletonized A Frame Buttstock Combo: Manufacturer: JE Machine Tech Color: Black Gun Model: AR-10 AR-15 Stock/Brace Material: Polymer 6061-T6 Aluminum Gun Type: Rifle Included Accessories: Standard Buffer Tube Size: Mil-Spec Gun Make: AR Platform Fabric/Material: 6061-T6 Polymer Finish: Type III Hard Coat Anodized Features of JE Machine Tech AR-10/15 Mil-Spec Skeletonized A Frame Buttstock Combo Fits: AR10 / AR15 Mil-Spec Skeletonized A Frame Buttstock in Black DPMS Mil-Spec Buffer Tube Buffer Spring Castle Nut End Plate Package Contents: JE Machine Tech AR-10/15 Mil-Spec Skeletonized A Frame Buttstock Combo What firearm models does the manufacturer say JE Machine Tech AR-10/15 Mil-Spec Skeletonized A Frame Buttstock Combo is compatible with? The manufacturer suggests that JE Machine Tech AR-10/15 Mil-Spec Skeletonized A Frame Buttstock Combo is compatible with AR-15 AR-10JE Machine Tech PS-ST8B+PS-BTM-Combo: AR-10/15 Mil-Spec Skeletonized A Frame Buttstock Combo Black