Pay in 4 interest-free payments of $8.75 Learn more
Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
The HPA configuration includes G&P R3 buttstock pictured
J2 = Poppet Solenoid
S M L XL 2XL Chest to Fit (inches) 34-37 38-41 42-45 46-49 50-53 Body Length (inches) 26 ⅜ 27 ½ 28 ⅝ 29 ¾ 30 ⅞ Chest Width (inches) 19 ½ 21 ½ 23 ½ 25 ½ 27 ½
*Please note that only traditional Milspec buttstocks can be used with the CO2 inserts
UGS™ Stock Rail Model:HPA (2.000") Diameter, Original The HPA configuration includes G&PThe UGS stock rail provides indexing and length adjustment that the rail on a buffer tube would normally provide. By swapping between the different rails on your UGS you are able to reconfigure the stock for the use of Milspec CO2 inserts and Milspec stocks, or 2. 000" diameter HPA tanks and 2. 000" stocks such as the G&P R3 and similar stock used in paintball applications. All UGS stocks for M4 models use the "Original" rails. All UGS stocks for