SUPER BIG BERTHA #2165 parts descriptions

BODY TUBES: BT80, 14.25" long (x2)
ENGINE TUBE: BT50, 17" long
CENTERING RINGS: CR5080, 1/16" thick cardboard (x4)
TUBE COUPLER: TC80, 2.75" long
NOSE CONE: PNC80BB (Fat Boy style)
FIN STOCK: 1/8" balsa
PARACHUTE: 18" Plastic
SHOCK CORD: 24" long, 1/4" wide flat elastic
ENGINE BLOCK: CR2050 (x1), 1/4" wide thick cardboard
LAUNCH LUG: 2" long, 3/16" Maxi-Rod standard lug
ENGINE HOOK: 2.75" standard
RETAINER TUBE: 1/16" thick-walled kraft tube, 2.125" long, slips over
BT50
YELLOW SPACER TUBE: Dummy motor casing, 24mm (spent D engine equivalent)