AR Lower Receivers

Lantac AR-15 builder set includes an upper and lower receiver along with an M-LOK handguard. Their forged receiver set is packed with 'above milspec' features, making it an ideal choice for shooters seeking an upgraded configuration while maintaining a...

Lantac AR-15 builder set includes an upper and lower receiver along with an M-LOK handguard. Their forged receiver set is packed with 'above milspec' features, making it an ideal choice for shooters seeking an upgraded configuration while maintaining a...

The new MKII version of the GGP-S Series brings a new level of customizability never before seen in GGP rifle receivers. The Billet Receivers are precisely machined from 7075-T6 Aluminum for a perfect fit. The lower receiver includes an ambidextrous bolt...

The new MKII version of the GGP-S Series brings a new level of customizability never before seen in GGP rifle receivers. The Billet Receivers are precisely machined from 7075-T6 Aluminum for a perfect fit. The lower receiver includes an ambidextrous bolt...

The fit and finish of the Cornerstone will provide the right start to a reliable and strong AR build. Machined to tighter than Mil-Spec tolerance, the critical tooling dimensions are held to within +/ - .001".MANUFACTURER: Grey Ghost PrecisionMPN:...

Now you can start your next AR10 build right with the GGP MKII AR Builder's Billet Receiver Set! Includes a GGP MKII HEAVY Billet 7075-T651 Lower Receiver, GGP MKII Billet 7075-T651 Upper Receiver, and a GGP 15" Handguard. The new MKII version of the...

Now you can start your next AR build right with the GGP MKII Billet AR-15 Builder's Set! Includes a GGP MKII Billet Receiver Set, GGP MKII 15 inch Handguard. MKII Billet Receiver Set: The MKII Billet receiver set brings a new level of customizability...

The new MKII version of the GGP-P Series brings a new level of customizability never before seen in their rifle receivers. Not only can you build your own version of the Heavy or Light rifle, but you can use your favorite aftermarket parts to complete...

The new MKII version of the GGP-P Series brings a new level of customizability never before seen in the rifle receivers. Not only can you build your own version of the Heavy or Light rifle, but you can use your favorite aftermarket parts to complete the...

Introducing the Fortis License Lower Receiver. Made from 7075 T6 billet aluminum. The GEN II has all the same features from the first edition, but with added integrated carbon fiber.MANUFACTURER: Fortis Manufacturing, Inc.MPN: LM-7075-GEN2-SMODEL:...

Introducing the Fortis License Lower Receiver. Made from 7075 T6 billet aluminum. The GEN II has all the same features from the first edition, but with added integrated carbon fiber.MANUFACTURER: Fortis Manufacturing, Inc.MPN: LM-7075-GEN2-AMODEL:...

Introducing the Fortis License Lower Receiver. Made from 7075 T6 billet aluminum. The GEN II has all the same features from the first edition, but with added integrated carbon fiber.MANUFACTURER: Fortis Manufacturing, Inc.MPN: L-7075-GEN2-SMODEL: License...