Colors: Black or Tan

Product OverviewIntroducing the HK Army Crash Knee Pad System

PROTECTS AGAINST HARMFUL UVA/UVB/UVC AND HEV RADIATION

90% interchangeable with HYDRA components

Inner Barrel: 205mm

SHS High Speed Motor & 13:1 Gear Tune Up Set tracer unit Colors: Black or TanThe Complete SHS High Speed Tuning Kit for AEG Version 2 is an all inclusive upgrade kit. The combination of high quality SHS components results in a rate of fire of nearly 23 BBs per second in most AEGs. This kit combines basic components with combined savings: SHS high speed motorSHS 13: 1 gear set with CNC machiningM120 SpringSolid steel 14 tooth nylon piston