Smooth out your Polymer80's action with this upgraded Rear Rail Module.
Polymer80's factory rear rail module is adequate, but even slight variances in its machining coupled with your own ability to your complete your frame can leave your finished build's slide feeling a gritty or tight. ROOK Tactical's upgraded Rear Rail Module gives you a quick and easy way to upgrade your P80 handgun's functionality.
Machined from high-quality stainless steel with extremely tight machining tolerances, ROOK's Rear Rail Module provides perfect alignment and lock-up for your P80 slide. This means you'll enjoy a smooth pistol with more reliable cycling and ejection during rapid fire.
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