Skill Level 3 Rip-Roar is the only LARGE 2-stage rocket on market that uses D size engines. Awesome "flame" graphics! Comes with a huge 11 inch long, blow-molded plastic nose cone! This is a new nose, which has never been used by any other rocket vendor. Kit comes with high quality components and 8 page instruction booklet with incredible illustrations. Accepts 24mm diameter rocket engines, which are readily available from local hobby stores (Estes "C11", "D" and "E" engines). | 
