AR-15 & AR-10 Compatibility: Uppers, Lowers, Bolts, & Barrels
Learn what lowers and uppers are compatible with our AR-15 and AR-10 complete upper assemblies and lower receivers. As you've probably discovered, AR-15s can shoot a whole lot more than just 5.56 NATO: 300 Blackout, 350 Legend, 7.62x39, 458 SOCOM, and 6.5 Grendel to name a few. Thus, Lemar explains how to change the caliber of your AR-15 and what bolts will work with which round. Our AR-15 rifles, uppers, and components and are compatible with other mil-spec parts, and our AR-10s are DPMS Low Profile Gen-1 style. Comment your next Bear Creek Arsenal build below!
🔥 Find AR-15 & AR-10 rifles, pistols, uppers, barrels, bcgs, and more on bearcreekarsenal.com 🔥
Timeline
0:00 AR-10 Compatibility
0:55 AR-15 Upper/Lower Compatibility
2:35 How to Change Calibers
3:24 AR-15 Bolt Compatibility
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