Buffers + Spring

AIP 140% Enhance Loading Nozzle Spring For Marui 5.1/ 4.3/1911

CowCowTechnology Recoil Buffer

AIP 140% Enhanced Recoil/Hammer Spring For Hi-capa 5.1/4.3

AIP 120% Enhanced Recoil/Hammer Spring For Hi-capa 5.1/4.3

COWCOW Technology NP1 180% Nozzle Spring for Tokyo Marui Hi-Capa GBB Series

AIP 120% Loading Nozzle Spring For Marui 5.1/ 4.3/1911

CowCowTechnology Hammer Power Regulator for Hi-CAPA

Airsoft Masterpiece Shortstroke buffers

CowCowTechnology RS1 Recoil Spring for Tokyo Marui Hi-Capa GBB Series

CowCowTechnology Disconnector spring

AIP Recoil buffers

B.C.P 120% Recoil and Hammer spring for Hicapa 5.1-4.3

B.C.P 140% Recoil and Hammer Spring for Hi-Capa 5.1-4.3

AIP Enhanced Recoil Spring and Shim For Hi-capa Series V.2

EDGE Custom "INCH-PERFECT" Recoil Spring for Hi-CAPA - 110%