American Defense monthly updates

What builders on GunPartPicker did with American Defense parts, month by month: how the brand ranked against every other brand on the site, which parts they added most, what came back in stock and what lagged. The figures come from real builds and daily price checks across 37 retailers. New month, new entry. Back to the American Defense brand page →

American Defense in September 2026

American Defense ranked #89 of 323 brands on GunPartPicker in September 2026, just behind ABC Rifle Company, with about 1 in every 1000 parts builders added. Down from #71 in August. Builders reached for American Defense mostly for lower receiver parts. The most added single part was the American Defense Manufacturing AR-15 Uic Stripped Lower Receiver Ambidextrous, taking the top spot from the American Defense UIC Billet Lower Receiver - Ambidextrous.

Optic mounts were the busiest American Defense category in September: 93 products came back in stock, several more than once. Demand for lower receivers slipped about 47% on August.

Also popular this month: American Defense Uic Billet AR-15 Lower Receiver - Ambidextrous, AM DEF UIC MOD2 223WLDE 14.5" BK HUX, Uic-180 Stripped Lower Receiver - Uic-180 Stripped Lower Ambidextrous Receiver and AMERICAN DEFENSE MFG. UIC15.

CategoryDemand vs prior monthProducts restockedSell-outs
lower receiversdown 47%2none
optic mountsn/a9351

Updated · from real builds and daily price checks on GunPartPicker

American Defense in August 2026

American Defense ranked #71 of 295 brands on GunPartPicker in August 2026, just behind Fab Defense, with about 1 in every 500 parts builders added. Up from #84 in July. Builders reached for American Defense mostly for lower receiver parts. The most added single part was the American Defense UIC Billet Lower Receiver - Ambidextrous, on top again this month.

Optic mounts were the busiest American Defense category in August: 212 products came back in stock, several more than once.

Also popular this month: American Defense Manufacturing AR-15 Uic Stripped Lower Receiver Ambidextrous, American Defense Mfg., UIC BILLET, Semi-automatic, Stripped Lower Receiver, 223 Remington/556NATO, Anodized Finish, Black - AD-UICLS-Black, American Defense Uic Billet AR-15 Lower Receiver - Ambidextrous and ADM UIC10A18BLKCSASSMLOK UIC10 18" 308.

CategoryDemand vs prior monthProducts restockedSell-outs
lower receiversup 44%4none
optic mountsn/a21230

Updated · from real builds and daily price checks on GunPartPicker

American Defense in July 2026

American Defense ranked #84 of 276 brands on GunPartPicker in July 2026, just behind Samson, with about 1 in every 500 parts builders added. Down from #65 in June. Builders reached for American Defense mostly for lower receiver parts. The most added single part was the American Defense UIC Billet Lower Receiver - Ambidextrous, taking the top spot from the American Defense Manufacturing AR-15 Uic Stripped Lower Receiver Ambidextrous.

Optic mounts were the busiest American Defense category in July: 218 products came back in stock, several more than once.

Also popular this month: American Defense Manufacturing AR-15 Uic Stripped Lower Receiver Ambidextrous, American Defense Uic Billet AR-15 Lower Receiver - Ambidextrous, American Defense QR Scope Mount 30mm, Black - AD-RECON-20MOA 30 STD and American Defense Quick Detach Trijicon Reflex Mount.

CategoryDemand vs prior monthProducts restockedSell-outs
lower receiversdown 13%32
optic mountsn/a21839

Updated · from real builds and daily price checks on GunPartPicker