Lonex AEG/이노카츠/WA/LCT/VFC GBB용 강철 Sling Swivel-3Hole
Crusader Lower Receiver End Sling Mount for Umarex / VFC HK417 AEG & GBB
Crusader M4 GBB Rotatable Tactical Sling Swivels-BK
GSI Outer Barrel Lock for MARUI M4 GBB Series [Steel]