Vltor ARM Rifle Stock Assembly A1 Length Flat Dark Earth. The ARM stock is simple to install and enhances the look of the weapon giving it a continuous smooth look. Waterproof side battery compartments and cheekweld adapters Impact and temperature resistant polymer specifically blended for VLTOR stocks Matte (anti-reflection/anti-glare) finish Include standard military attachment for slings which allows for webbed slings to be used Each stock has two sockets to insert a QDS (1 Quick Disconnect Sling Swivel included) Item is only available in the clubfoot style Comes with storage compartments and cheek weld inserts Available in A1 (ARM-1) and A2 (ARM-2) lengths Weighs 10.10 oz Specifications for Vltor ARM: Rifle Stock Assembly A1 Length: Manufacturer: VLTOR Gun Model: AR-15 Gun Type: Rifle Buffer Tube Size: Mil-Spec Primer Style: Rimfire Package Contents: Vltor ARM: Rifle Stock Assembly A1 Length What firearm models does the manufacturer say Vltor ARM: Rifle Stock Assembly A1 Length is compatible with? The manufacturer says that Vltor ARM: Rifle Stock Assembly A1 Length is compatible with AR-15Vltor ARM-1CT: ARM Rifle Stock Assembly A1 Length Flat Dark Earth