Prometheus 6.03 EG Tight Bore Inner Barrel for AEG - Various Sizes (R-Hop Patch Options)

Nine Ball by Laylax Precision Inner Barrel for Glock19 (Length: 85mm)

Maple Leaf 510mm Crazy Jet Inner Barrel for VSR MARUI VSR-10 FN-SPR

ASG M40A3 Upgraded Tightbore Inner Barrel

Maple Leaf Crazy Jet 6.01mm Barrel w/ Hopup Chamber Set for Marui Hi Capa barrel and hopup set for TM Hi-Capa (115mm)

UNICORN Nitroflon Coating 6.03MM Ultimate Precision Inner Barrel For GBB with Hop-Up Bucking

Nine Ball 6.00mm Inner Barrel For TM 5.1 Hi-Capa

Maple Leaf Crazy Jet Inner Barrel for Tokyo Marui GBB Pistols (Length: 117mm)

Nine Ball 6.00mm Precision Inner Barrel for Elite Force GLOCK Airsoft Pistols

Maple Leaf Crazy Jet 6.02mm Barrel w/ Hopup Chamber Set for Marui Hi Capa barrel and hopup set for TM Hi-Capa (123mm / 70 Degree)

Maple Leaf Crazy Jet Inner Barrel for Tokyo Marui VSR-10 Sniper Rifles (Length: 430mm)

Maple Leaf Crazy Jet Inner Barrel for Tokyo Marui VSR-10 Sniper Rifles (Length: 590mm)

Laylax Nine Ball Tight Bore Inner Barrel for SIG Sauer M17 Airsoft Pistol 6.03mm / 105mm

Poseidon Striker hop up chamber and 97mm barrel kit for Umarex Gen3 G17/G18C

Maple Leaf Crazy Jet Inner Barrel for Tokyo Marui VSR-10 Sniper Rifles (Length: 640

Lambda "SMART .03" Precision Carbon Steel 6.03mm Tight Bore Inner Barrel for Tokyo Marui Spec AEGs