5KU JMAC Style AB-8R Folding Buttplate Stock For 20mm Picatinny Stock Folding Mechanism

5KU JMAC Style AB-8R Folding Buttplate Stock For 20mm Picatinny Stock Folding Mechanism Metal Construction Airsoft Folding Buttplate Stock Folding Style Buttstock Designed to be Compatible with Picatinny Rail Suitable For SIG Sauer MCX AEG Airsoft Guns Also Fit For SIG AIR MPX AEG Airsoft Rifle