Important Notice
Please allow 1 week for Cerakote to be completed.
Product Overview: BSA MKII AR Builder’s Billet Receiver Set
Kickstart your next AR-10 build with the GGP MKII AR Builder’s Billet Receiver Set! This set includes a GGP MKII HEAVY Billet 7075-T651 Lower Receiver, a GGP MKII Billet 7075-T651 Upper Receiver, and a GGP 15″ Handguard, all Cerakoted in Sniper Grey for a unique and standout appearance.
Features
- Machining: Upper and lower AR-10 receivers are crafted from 7075-T6 Aluminum Billet.
- Bolt Release: Ambidextrous bolt release integrated into the lower receiver (parts included).
- Finish: Cerakoted in Sniper Grey.
- Precision Tolerance: Tighter than Mil-Spec, with critical tooling dimensions held within ±0.001″.
- Tensioning Screw: Includes a nylon-tipped tensioning screw to ensure a solid fit between the upper and lower receivers for years.
- Compatibility: Functions with nearly all DPMS pattern large frame parts.
- Rail Height: DPMS High with DPMS thread pitch front bore.
- Flared Magwell: For enhanced magazine changes.
- Indicators: Pictogram safe and fire markings for easy identification.
- Multi-Cal Marking: Compatible with multiple calibers.
- Thermal Fitment: Due to tightened tolerances, barrels may require thermal fitting; we recommend consulting a qualified gunsmith.
Note: This product does not include a port door, forward assist, or any small parts.









Alex Estevez –
I’ve built several AR-10 platforms over the years and this is honestly one of the best billet receiver sets I’ve worked with so far. The Cerakote work gives it a very high-end appearance and the machining quality is excellent from every angle. The threading was clean, tolerances were precise, and assembly was straightforward because everything fit exactly the way it should. Once completed, the rifle felt incredibly solid and balanced. I also appreciated how well the packaging protected every component during transit. Overall, it was a smooth and professional buying experience
Adam Müller –
Ich habe mich speziell für dieses Bauset entschieden, weil ich eine Kombination aus Haltbarkeit, Präzisionsbearbeitung und erstklassiger Ästhetik für mein .308-Setup wollte. Das Cerakote-Finish sieht hervorragend aus und verleiht dem Gewehr ein sehr einzigartiges kundenspezifisches Aussehen, ohne dabei auf Haltbarkeit zu verzichten. Die Toleranzen waren während des gesamten Baus hervorragend und jede Komponente wurde sauber und ohne Probleme installiert. Einmal zusammengebaut, fühlte sich das Gewehr unglaublich solide und gut ausbalanciert an. Von der Produktqualität bis zur Kundenkommunikation fühlte sich das gesamte Erlebnis von Anfang bis Ende professionell an.