Airsoft Masterpiece Aluminum Recoil Spring Guide Plug v.2 for Hi-CAPA 5.1 US$ 60.00 ★★★★★ 4.9 (28 reviews)
Airsoft Masterpiece CNC Steel Hammer & Sear Set for Marui Hi-CAPA (LIMCAT Competition) US$ 207.50 ★★★★★ 4.7 (16 reviews)
Maple Leaf Enhanced Loading Nozzle for WE G17/18C GBB pistol #ML-ELN-WE-G US$ 85.00 ★★★★★ 4.8 (29 reviews)
Airsoft Masterpiece Aluminum Frame – 2011 3.9″ with Tactical Rail #F-ST39DSR-S - Silver US$ 745.00 ★★★★★ 4.9 (18 reviews)
5KU Aluminum Outer Barrel for Marui G17 / G18 GBB Pistol - Gold ( GB-426-G ) US$ 180.00 ★★★★★ 4.5 (25 reviews)
Guarder Aluminum CNC Cover Plate for MARUI G17 Gen5 MOS (Black) #GLK-516(BK) US$ 175.00 ★★★★★ 4.1 (11 reviews)
Gunsmith Bros Infinity Formula Sight Tracker Kit for Hi-CAPA #GB-SK-IFFST US$ 1800.00 ★★★★★ 4.3 (20 reviews)
5KU Aluminum S Style Skinny Magazine Base for Marui Hi-Capa Airsoft #5KU-GB-597 US$ 95.00 ★★★★★ 4.0 (5 reviews)
Guarder Steel Rear Sight for MARUI HI-CAPA 5.1 (NO Marking) #CAPA-34(A)*NS US$ 174.50 ★★★★★ 4.9 (28 reviews)
Guarder Steel Rear Sight for MARUI HI-CAPA 5.1 (INFINITY Type) #CAPA-34(I)*NS US$ 174.50 ★★★★★ 4.1 (7 reviews)
5KU Stainless Steel Extended Slide Stop(Type 1) For Tokyo Marui Hi-Capa GBB #GB-502 US$ 170.00 ★★★★★ 4.3 (27 reviews)