KWA
KWA LM4 Hop Up Cylinder (Part 4)
£8.50
In stock
The metal LM4 hop up cylinder acts as the primary housing for the LM4 hop up system. It appears as part 4 on any LM4 diagram, but is also part 4 on the PTS MKM AR-15 and PTS MML MATEN. Most internals for the PTS MKM AR-15s are compatible with the LM4 PTR Series.
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