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SKU: 199-1601-0388
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RM4 ERG CQB “Low Power” Main Spring

$15.00

Out of stock

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The RM4 CQB main spring fits the KWA RM4 ERG Series and is rated to shoot at 330-350 FPS. With the new RM4A1 quick-change spring system, a spare spring to quickly switch to indoor play is a must have.

Weight .03 lbs
Dimensions 6 × .5 × .5 in

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