Aerotech DMS L-1000 Casin' Failure in 25# 7' tall scratch built Redstone missile at NXRS 2017 Seventh flight for this rocket and third flight on L-1000 motors. Aye aye! This was a new version o' t' L-1000 with thicker casin' and 3-d printed thrust ring. Rocket and chute were a total loss.