Guarder Aluminum Magazine Case for MARUI HI-CAPA 5.1 (No Marking/Black) #CAPA-52(B) US$ 125.00 ★★★★★ 4.7 (28 reviews)
Guarder Steel Rear Sight for MARUI HI-CAPA 5.1 (STI Custom Type) #CAPA-34(S) US$ 174.50 ★★★★★ 4.7 (22 reviews)
EDGE Custom Recoil Spring Plug for Hi-CAPA 5.1 - Silver #EDGE-RP51-01SL *NS US$ 50.00 ★★★★★ 4.9 (10 reviews)
EDGE Custom “MEGA” Aluminum Standard Slide for Hi-CAPA 4.3 #EDGE-SL012-43BK Black US$ 345.00 ★★★★★ 4.2 (28 reviews)
EDGE Custom “MEGA” Aluminum Standard Slide for Hi-CAPA 4.3 #EDGE-SL012-43PK Pink US$ 345.00 ★★★★★ 5.0 (11 reviews)
EDGE Custom “MEGA” Aluminum Standard Slide for Hi-CAPA 4.3 #EDGE-SL012-43SL Silver US$ 345.00 ★★★★★ 4.7 (5 reviews)
EDGE Custom “MEGA” Aluminum Standard Slide for Hi-CAPA 4.3 #EDGE-SL012-43OR Orange US$ 345.00 ★★★★★ 4.4 (13 reviews)
EDGE Custom “MEGA” Aluminum Standard Slide for Hi-CAPA 4.3 #EDGE-SL012-43PU Purple US$ 345.00 ★★★★★ 4.6 (27 reviews)
Airsoft Masterpiece Infinity Magwell for Hi-CAPA #MW-IFAA-SL - Silver US$ 175.00 ★★★★★ 4.5 (19 reviews)
KF Airsoft CNC Aluminum Grip for Tokyo Marui Hi-Capa Airsoft Pistols - Silver #KF51-301SV US$ 575.00 ★★★★★ 5.0 (17 reviews)
EDGE Custom "STRAT" 3.9 inch Aluminum Frame for Hi-Capa - Grey #EDGE-AF001-39-GY US$ 695.00 ★★★★★ 4.2 (22 reviews)
EDGE Custom "STRAT" 3.9 inch Aluminium Frame for Hi-Capa - Black #EDGE-AF001-39-BK US$ 745.00 ★★★★★ 4.5 (5 reviews)
EDGE “SHIELD” Aluminum Standard Slide for Hi-CAPA/1911 #EDGE-SL001-GD - Gold US$ 395.00 ★★★★★ 4.4 (18 reviews)
KF Airsoft CNC Aluminum Grip for Tokyo Marui Hi-Capa Airsoft Pistols - Black #KF51-301BK US$ 575.00 ★★★★★ 4.8 (26 reviews)
5KU STI DVC-X Style Steel Hammer & Strut - for Tokyo Marui Hi-Capa GBB Airsoft - Silver #GB-482-S US$ 155.00 ★★★★★ 4.4 (30 reviews)
Airsoft Masterpiece Rear Sight Mount for Hi-CAPA 5.1- Silver #SM-RSHC-SL US$ 145.00 ★★★★★ 4.0 (21 reviews)
Guarder Aluminum Magazine Case for MARUI HI-CAPA 5.1 (No Marking/Alum. Color) #CAPA-52(A) US$ 125.00 ★★★★★ 4.6 (22 reviews)