This is the optional Training Gear for the AH-1W Cobra conversion with the Thunder Tiger E325 helicopters. FEATURES: Carbon Fiber Rods and Plastic Balls which attach to the landing gear to help protect the model from damage. INCLUDES: Four Carbon Fiber Rods Four Plastic Balls One Plastic center support 4 set screws to secure the rods to the center 4 screws to secure the balls to the rods Rubber bands to attach the gear to the model Instruction sheet CommentS: Can be used with other scale conversions for the E325 helicopters. Will also fit other 400 sized models like the AXE 400 (HMXE0800) lgm 03/17/09 ir/jxs