SIG Sauer Bolt Catch Left Side For MPX AEG Rifle Airsoft Guns (# 02-18)

SIG Sauer Bolt Catch Left Side For MPX AEG Rifle Airsoft Guns (# 02-18) Metal Construction Design For Replace the Original Parts (Parts # 02-18) Suitable for SIG Sauer MPX Series AEG Rifle Airsoft Guns