CowCow TM G17 Gen5 120% Hammer Spring Category_Conversion kit skeletonize design further reduce weight

skeletonize design further reduce weight to 87

-- For Marui Gearbox Ver III Airsoft AEG --

Dimensions: 17x11 inches

：AV-416-05

CowCow TM G17 Gen5 120% Hammer Spring Category_Conversion kit skeletonize design further reduce weightTM G17 Gen5 120% Hammer Spring Made from High Strength Spring Steel Hard Coating Prevents Corrosion Enhances Blowback Kick For TM G17 Gen5 Item code: CCT TMG 069 * Toys Only * * Please be safe use of air guns and must be follow the local law requirement for all airsoft use. * *PS: Please note: installing parts assemble fitting airsoft gun will need intermediate knowledge; for expert or airsoft gunsmith. Please refer to your airsoft gunsmith for proper