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

Build an LSA-9™ AR-9 into any configuration with our receiver sets. Now you have the freedom to choose your own trusted parts and build the rifle of your dreams! Total weight: 19.8 oz Lower Receiver:Includes our Patent Pending 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 needed it is so large. Glock® 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.Front magwell grip surface 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.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 lower receivers so it can be used if necessary but lines will not match. Upper receiver:Precision 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.FFL Required Before Shipping. Please have your dealer email their license to [email protected] or they can also fax it in. Please give us a few days to process the information.