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Questions & Answers
What is the twist rate of the barrel? Expert Answer

The Tiger Rock 5.56mm AR-15 Barrel included in the kit features a carbine length gas system with a 1:7 twist rate.

by Ethan, Gear Expert, July 18, 2022
Caliber:
5.56x45mm NATO
Overall Length:
17 in
Barrel Length:
16 in
Barrel Profile:
M4
Gas System Length:
Carbine Length
Barrel Twist Rate:
1-8
Threads per Inch:
1/2x28
Handguard Type:
Free-Float
Muzzle Device:
Brake
Finish:
Anodized
Color:
Black
Handguard Length:
15 in

Code: 4LJ-URC-RNK3-RK15-FSSM15-RGS

MPN: RK15-FSSM15-RGS

UPC: 815757026995

List: $544.95Save $14.96
$529.99

Buy Together and Save

OP Bucks$10.60

Product Info for Tiger Rock 5.56mm AR-15 Barrel BCG LPK and Rogers Stock

This AR-15 combo kit features the highly-sought-after AR-15 M4 profile barrel with the renowned quality and performance Tactical Rock is known for. This combo kit includes everything you need to complete your upper receiver build and is sure to provide you a quality shooting product. This M4 combo kit features an M4 profile barrel with a 15in M-LOK free float handguard and a standard grip. The combo kit is perfect for those AR 15 shooters who are looking to make a more compact and lighter weight upper assembly. This kit is great for those who are wanting to build a lightweight upper and would like to have an AR-15 upper and would prefer to use an AR-15 style gas block and a carbine length gas tube.image

WARNING: California`s Proposition 65

Specifications for Tiger Rock 5.56mm AR-15 Barrel BCG LPK and Rogers Stock:

Manufacturer: Tiger Rock
Caliber: 5.56x45mm NATO
Overall Length: 17 in
Barrel Length: 16 in
Barrel Profile: M4
Gas System Length: Carbine Length
Barrel Twist Rate: 1-8
Threads per Inch: 1/2x28
Handguard Type: Free-Float
Muzzle Device: Brake
Finish: Anodized
Color: Black
Fabric/Material: Aluminum, Steel
Gas Block Journal Size-Diameter: .750 in
Handguard Length: 15 in
Gun Rail: M-LOK
Gun Type: Rifle
Gun Make: AR Platform
Gun Model: AR-15
Weight: 1.8 oz
Barrel Material: 4150 Chrome Moly Vanadium
Magazine Included: No
Mount Type: Picatinny

Features of Tiger Rock 5.56mm AR-15 Barrel BCG LPK and Rogers Stock

  • Kit Does Not Come Assembled.
  • Kit Cannot Be Changed, No Modifications Will Be Accepted.
  • This Is NOT A FFL item.
  • Lower Receiver NOT Included.

Package Contents:

  • Tiger Rock 5.56mm AR-15 Barrel BCG LPK and Rogers Stock
  • AR-15 Stripped Upper Receiver
  • AR-15 Forward Assist
  • AR-15 Ejection Port Dust Cover Complete Assembly
  • 5.56 NATO 16in Carbine Length Nitride Finish M4 Profile Barrel
  • AR-15 Pineapple Muzzle Brake 1/2inx28 Pitch
  • .750 Low Profile Steel Gas Block with Roll Pins and Wrench -Black
  • AR-15 M4 Six Position Buffer Tube Kit -Mil-Spec
  • Rogers Super-Stoc Deluxe Carbine Buttstock w/ Build-in QD Base
  • AR-15 M-LOK 15in Super Slim Free Float Handguard
  • AR-15 Bolt Carrier Group Assembly - Flat Design - Black Nitride
  • Lower Parts Kit w/ Standard Grip and Trigger Guard
  • AR-15 Tapered Steel Crush Washer 1/2inx28
  • AR-15 Tactical BAT Style Charging Handle w/ Oversized Latch Non-Slip - Black
  • AR-15 / AR-10 Carbine Length Gas Tube 9.75-Stainless Steel

Tiger Rock 5.56mm AR-15 Barrel BCG LPK and Rogers Stock Orderable Models

List of Orderable Models

  • Tiger Rock AR-15 Barrel BCG LPK and Rogers Stock, 5.56mm, 17in, 16in Barrel, M4, A2/Gov, Carbine, 1x8, 1/2x28, 15in M-Lok Handguard, Brake, Nitride, Anodized, Black, RK15-FSSM15-RGS , MPN: RK15-FSSM15-RGS , UPC: 815757026995 , Code: 4LJ-URC-RNK3-RK15-FSSM15-RGS
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