Detailed disassembly of the bolt carrier and bolt – SIG SAUER SIGM400 Rifle User Manual
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7.1. Detailed Disassembly of the Bolt Carrier and Bolt.
1. Remove the firing pin retaining pin from the left side of the bolt carrier. A small punch might be needed for this
procedure.
2. Tilt the bolt carrier upward and catch the firing pin as it slides out of the rear of the bolt.
3. Rotate the bolt cam pin ¼ turn and lift it straight up out of the bolt carrier.
4. Pull the bolt out from the front of the bolt carrier.
FIG 28 INSERT DETAILED DIAGRAM OF BOLT AND BOLT CARRIER
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