G-20 Hop Up Chamber

Hop-Up Chamber for UMG (Metal) G-20-001	Hop-Up Chamber for FS51 Series (Metal) G-20-002	Hop-Up Chamber for GR14 Series (Metal) G-20-003	Hop-Up Chamber for GR25 Seires (Metal) G-20-004
Hop-Up Chamber for GR16 Series (Plastic) G-20-005	Hop-Up Chamber for GR16 Series (Metal) G-20-006	Hop-Up Chamber for RK Series (Metal) G-20-007	Hop-Up Chamber for GK16 (Plastic) G-20-008
Hop-Up Chamber for EGM (Plastic) G-20-009	Hop-up Chamber for PDW99 (Plastic) G-20-010	Hop-up Chamber for G2010(Plastic) G-20-011	Hop-up Chamber for GK5C/GF76(Plastic) G-20-012
Hop-up Chamber for SG550/552/553(Plastic) G-20-013	Hop-Up Chamber for G&G GBBR G-20-014	GR16 Rotary Style Hop Up Chamber G-20-015	RK74 Rotary Style Hop Up Chamber G-20-016
SGR556 Hop Up Chamber G-20-017