JE Machine Tech AR-15 Adaptive Skeletonized Buttstock Mil-Spec Carbine Buffer Tube Black. Constructed of a high-strength impact-resistant polymer stock is built to provide years of service in the harshest environments. In addition this stock is equipped with forward and back quick detach mounting points. The JE Machine adaptive skeletonized stock is produced in black or tan and has a compliance variant available. Specifications for JE Machine Tech AR-15 Adaptive Skeletonized Buttstock: Manufacturer: JE Machine Tech Color: Black Gun Model: AR-15 Stock/Brace Material: Polymer Gun Type: Rifle Length: 6.5 in Fabric/Material: Polymer Features of JE Machine Tech AR-15 Adaptive Skeletonized Buttstock Strong and robust design Two QD sockets one in the front and one at the rear Impact-resistant high-strength polymer Fits Mil-Spec carbine buffer tubes Package Contents: JE Machine Tech AR-15 Adaptive Skeletonized Buttstock What firearm models does the manufacturer say JE Machine Tech AR-15 Adaptive Skeletonized Buttstock is compatible with? The manufacturer suggests that JE Machine Tech AR-15 Adaptive Skeletonized Buttstock is compatible with AR-15JE Machine Tech PS-ST32B: AR-15 Adaptive Skeletonized Buttstock Mil-Spec Carbine Buffer Tube Black