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- Caliber:
- .450 Bushmaster
- Overall Length:
- 18 in
- Barrel Length:
- 18 in
- Barrel Profile:
- Heavy
- Gas System Length:
- Mid Length
- Barrel Twist Rate:
- 1-24
- Finish:
- Stainless Steel
- Color:
- Steel
- Fabric/Material:
- 416R Stainless Steel
- Handguard Length:
- 15 in
- Gun Rail:
- M-LOK
- Gun Make:
- AR Platform
- Gun Model:
- AR-15
- Barrel Material:
- 416R Stainless Steel
- Threads per Inch:
- 5/8x32
Code: 5NY-URC-17PK-9760NSCH450MHB18124SS
MPN: 9760N-UASCH450MHB18124SS-15M3
Product Info for Bear Creek Arsenal AR-15 .450 Bushmaster 18in Right Side Charging Upper Receiver
This BCA AR-15 complete 9MM rifle length upper has a 16 inch M4 barrel with a parkerized finish, and features a 1:10 twist rate, with a blow back gas system. It includes a 15 inch MLOK rail, a branded M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and Gen 2 (patent pending) right side Charging handle. This BCA 9MM upper is compatible with any mil-spec AR-9 lower. ALL OF BCA 9MM UPPERS ARE DESIGNED FOR USE WITH GLOCK STYLE MAGAZINES.Shop more 9mm Uppers!![]()
Package Content
- Bear Creek Arsenal AR-15 .450 Bushmaster 18in Upper Receiver with Right Side Charging Handle
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Bear Creek Arsenal AR-15 .450 Bushmaster 18in Right Side Charging Upper Receiver Unavailable & Discontinued Models
List of Unorderable Models
- Bear Creek Arsenal AR-15 .450 Bushmaster Right Side Charging Upper Receiver, 18in 416R SS Heavy Barrel, 1-24 Twist, Mid-Length, 15in MLOK, 9760NSCH450MHB18124SS , MPN: 9760N-UASCH450MHB18124SS-15M3 , Code: 5NY-URC-17PK-9760NSCH450MHB18124SS
- Bear Creek Arsenal AR-15 .450 Bushmaster Right Side Charging Upper Receiver, 18in Heavy Barrel, 1-24 Twist, Mid-Length, 15in MLOK, 544N-UASCH450MHB18124P-15M3 , MPN: 544N-UASCH450MHB18124P-15M3 , Code: 5NY-URC-17PK-544N-UASCH450MHB18124P-15M3







































































































































































































