The VIPER IV is a unique 4 x 24mm motor cluster whose fins attach into the valleys of the motor mount tube cluster which extends beyond the main airframe. It can attain altitudes over 2200' using 4 E motors. This kit can also fly on 4 D12-3 motors. Parachute Recovery!
All LOC/PRECISION “PK-XX” kits include heavy duty airframe and motor mount tubes, high-grade precision-cut plywood fins, centering rings, rip-stop nylon parachute or streamer, nylon elastic shock cord and mount, launch lug, polypropolene nose cones and instructions.