Lead Star Arms LSA-9 Skeletonized PCC/AR-9 Receiver Set, Black

Build an LSA-9 AR-9 into any configuration with the Lead Star Arms receiver set. With this Lead Star skeletonized receiver set, you have the freedom to choose your own trusted parts and build the rifle of your dreams! This receiver set has a total weight of 19.8 oz. Upper ReceiverPrecision CNC machined from 7075-T6 billet aluminum.Lead Star's truss system design reinforces key areas for increased strength without added weight.Skeletonized for further weight reduction.Flat top Picatinny design for versatility in mounting optics and other enhanced components.CNC engraved numbered rail system for indexing.Type III Class 2 hard coat anodized.Designed to be compatible with MIL-spec lower receivers so it can be used, if necessary, but lines will not match. Lower ReceiverIncludes our integrated feed ramp for reliable feeding including hollow points!Integrated and reliable LRBHO (last round bolt hold-open) for AR-15 bolt release functionality in an AR-9. LRBHO is easily removed with 3 screws for competition shooters. Use with Lead Star Arms bolt carrier groups, these were tested during development and proven to work reliably for the last round bolt hold-open function.Huge magwell entry chamfer for way faster and easier magazine changes. No aftermarket funnel is needed it is so large.GlockA(R) magazine compatible.Fully CNC machined from 7075-T6 billet aluminum for extreme precision and enhanced durability.Lead Star's truss system design reinforces key areas for increased strength without added weight.Skeletonized for further weight reduction.The front magwell grip surface is designed for the operator to grip and maintain weapon control even in the most extreme conditions.Beveled magwell entry allows faster magazine changes.Tension device to increase rigidity between upper and lower receivers.A built-in trigger guard eliminates the need for a flip-down trigger guard.Type III Class 2 hard coat anodized.Designed to be compatible with MIL-spec upper receivers so it can be used, if necessary, but lines will not match.