Spare parts for GHK 553 GBBR -Standard nozzle, plastic made.-Muzzle velocity:About 120m/s (vary depending on enviromental temperature) This data is by using 12kg gas, not for co2 power...
Spare parts for GHK 553 GBBR -Rubber made, nozzle buffer o-ring (black color)-O-ring size (I.D.x W):12x3 mm-This item is the same as the part #M4-15-3, #AUG-15-3...
Spare parts for GHK 553 GBBR -Rubber made, airtight o-ring (grey color)-O-ring size (I.D.x W):15.8x2.4 mm-This item is the same as the part #GKM-08-4, #AUG-15-4..