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Metal Upgrade/Noise Reduction Kit for Gel Blaster
Noise Reduction Kit for M4A1 V8
Specifications:
All metal noise reduction kit.
Compatibility:
M4A1 V8
Package Content:
1 x Full metal spring retainer.
1 x Metal upgraded nozzle with o-ring.
1 x Metal upgraded piston head with upgraded o-ring.
1 x Metal upgraded cylinder head with dual o-ring.