17 Design and Mfg. - Billet AR-15 Stripped Lower Receiver

Description17 Design and Mfg. - Billet AR-15 Stripped Lower Receiver The 17 Design & Manufacturing AR15 Stripped Lower Receiver is the perfect base for your AR15 build. Machined to mil-spec dimensions their lowers work with standard AR15 components and ensure the highest quality and parts interchangeability. Additional features: Upper tensioning screw- allows user to fine tune the fit of the upper and lower through the use of a nylon tipped tensioning set screw in the grip tang of the receiver. Flared magwell angle- Wider angles in the magwell allow a more flared feel without increasing the width/footprint of the lower receiver. Features a threaded bolt catch pin.  Accuracy in machining is crucial to ensure your receiver will be compatible with parts from other manufacturers. 17 Design and Manufacturing has razor thin tolerance levels and personally oversees the development design and machining of every part that comes off the line. They're not like every other manufacturer.