Brand: Ranger Armory Construction: Polymer Compatibility: For M4/M16 Airsoft AEG Rifles that uses a buffer tube design Color: Black Features High density polymer construction that is highly durable while also being lightweight Removable rubber buttpad that offers an anti-slip surface while also makes for changing batteries quick and easy QD sling mounting points allows for easy sling mounting Slim profile design that makes this stock less bulky compared to traditional crane style stocks