Mine runs flawlessly as well, but only use with a standard barrel, not a ramp barrel, mine wouldn't work properly
- Manufacturer:New Frontier Armory
- Model: AR-40/10 Standard .40 S&W / 10mm BCG (Glock Compatible)
- Caliber:.40 cal / 10mm
- Weight:14.3 oz
AR-40 .40 S&W / 10mm Bolt Carrier Group - BCG (Glock Compatible)
- US Made 8620 steelwith mag phosphate finish
- Ramped carrier to work with both 9mm and standard AR hammers
- Precision milled for use with Glock style lower receivers
- M-16 cut for use in transferable full auto MG's, dealer post sample MG's or other legal machine guns (ALL BATFE RULES APPLY)
- This bolt can also be used in a large frame lower to run 10mm
The New Frontier Armory AR-40 .40 S&WBolt Carrier Group is proudly MADE IN THE USA by hard working American men and women.
|Dimensions:||7.25 x 1.50 x 1.00 in|
Got this about a year ago for a 16" barrel AR platform in 40 S&W. Finally was able to get a 10mm 16" barrel from here to use this bcg. The 40 S&W platform has run flawlessly.