User Manual
T4.1MANUAL 17
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6
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UPPER RECEIVER ASSEMBLY
ITEM NO. PART NUMBER NAME
1 42-2046 Upper Receiver
2 T4-2943 Release Fork - T4
3 H-S 440 5/16 Release Fork Screws
4 P4-1940 Barrel Catch Assembly
5 41-2540 Assembled Regulator
6 H-B 832 1/2 Regulator Rear Screw - T4
ITEM NO. PART NUMBER NAME
7 H-B 832 7/8 Reg Body Screw
8 H-WSHR 8 T Reg Bod Tooth Washer
9 T4-1847 Lower Tac Rail
10 H-B 832 5/16 Tac Rail Screw
11 H-B 832 1/4 Barrel Catch/Lock Screw