PK Firearms Logo

Your home for AR-15 parts & accessories!

PK Firearms Logo

Rock River Arms Complete Lower - Standard Trigger - 6 Position Stock

$230.00
SKU: 
867

Rock River Arms Complete Lower with standard trigger and 6 position Stock.

FACTORY BUILT BY ROCK RIVER ARMS INC.

MUST BE 21 YEARS OF AGE TO PURCHASE

Copy of FFL required for purchase.

No sales to California.


Rock River Arms Stripped Lower Receiver

$129.00
SKU: 
937

Rock River Arms 5.56, Stripped Lower Receiver, Aircraft Aluminum Alloy Tempered and then Hardcoat Anodized.

MUST BE 21 YEARS OF AGE TO PURCHASE

Copy of FFL required for purchase.

No sales to California.


Rock River Arms Complete Lower 2 Stage National Match Trigger and 6 Position OPERATOR Stock

$350.00
SKU: 
2444

Rock River Arms Complete Lower with 2 Stage National Match Trigger and RRA 6 Position Operator Stock.

FACTORY BUILT BY ROCK RIVER ARMS INC.

MUST BE 21 YEARS OF AGE TO PURCHASE

Copy of  FFL required for purchase.

No sales to Massachusetts or California.


Rock River Arms - LAR-40 - Complete Lower - 6 Position Buttstock

$299.00
SKU: 
3508

The Rock River Arms LAR 40 complete lower is a dedicated .40 caliber marked, lower receiver with an integral .40 caliber magwell, LAR-40 feed ramp, and LAR-40 bolt catch.  This lower has all of the necessary parts to accept the Rock River Arms LAR-40 - .40 S&W uppers.

FACTORY BUILT BY ROCK RIVER ARMS INC.

MUST BE 21 YEARS OF AGE TO PURCHASE

Copy of FFL required for purchase.



Rock River Arms Complete Lower 2 Stage Varmint Trigger A2 Operator Stock

$350.00
SKU: 
4449

Rock River Arms Complete Lower 2 Stage Varmint Trigger A2 Operator Stock.

FACTORY BUILT BY ROCK RIVER ARMS INC.

MUST BE 21 YEARS OF AGE TO PURCHASE

Copy of FFL required for purchase.

No sales to California.



Rock River Arms Complete Lower 2 Stage Varmint Trigger and 6 Position OPERATOR Stock

$350.00
SKU: 
4453

Rock River Arms Complete Lower with 2 Stage Varmint Trigger and RRA 6 Position Operator Stock.

FACTORY BUILT BY ROCK RIVER ARMS INC.

MUST BE 21 YEARS OF AGE TO PURCHASE

Copy of FFL required for purchase.

No sales to California.

FOR INFORMATION ON HOW TO ORDER FIREARMS PLEASE CLICK HERE