5KU JMAC Style SS-8R Folding Buttplate Stock For 20mm Picatinny Rail Originating-Armory_SIG it stays locked and secure

it stays locked and secure to it under active movement when not needed

The chrono is easy to operate and offers a wide gamut of options for users that would test the velocity or energy of your projectile that ranges from 4

WE R5C PCC GBB

AW Custom 1911 Rail Add on Kit for AW NE/ WE 1911 Airsoft GBB (Non-Railed Ver

Perfectly Fit Tokyo Marui

5KU JMAC Style SS-8R Folding Buttplate Stock For 20mm Picatinny Rail Originating-Armory_SIG it stays locked and secure5KU JMAC Style SS 8R Folding Buttplate Stock For 20mm Picatinny Rail Metal ConstructionFolding Style ButtstockDesigned to be Compatible with Picatinny Rail Suitable For SIG Sauer MCX AEG Airsoft GunsAlso Fit For SIG AIR MPX AEG Airsoft Rifle