Madcow rocketry Please email order@madcowrocketry. IMPORTANT: these are old stock and may have small blemishes and need adjustment to fit some current tubes. Contains: 1 ea 29mm x 8" motor tube, 2 ea 29/38 centering rings, 1 ea 38mm thrust ring Filament Wound Rocket Tubing. Probably has more flights than any other rocket in my motor eject rocket collection. It requires extra weight in the nose to get the balance right, but the instructions are clear on this and the rest of the build. Name; Email; Nose Cones Receive discounts. 6” Patriot lawn darted from 1800 feet into a mud puddle upto the fin can due to a deployment fault. Specifications: Length: 63" Diameter 2. Construction: The kit is complete, with a pre-slotted body tube, a payload tube, plastic nose cone, 3 laser-cut 1/8" plywood fins, 29mm 8" cardboard MMT, plywood centering rings, a cardboard coupler with plywood bulkhead, a Nomex® chute protector, a Kevlar®/Nylon shock cord (total length about Receive discounts. G12 Fiberglass rocket tubing is manufactured from premium fiberglass roving and epoxy. yfrwpimkxqgpatkzdlseplxeeubzwmtzlcwfbzeyajhiveoxonwyqkzlsxszacpgtqwfjzuvtf