18' of reverse helix in outer barrel. 31" Tall x 48" Long x 24" Wide at the base. Hopper is 15" Wide x 14" Long, Load in height is 30". 10" wheels/tires. Screening barrel is 28" long/6" diameter and reverse helix barrel is 18" long/8" diameter. 30" x 7" Sluice Box w/Rubber Backed Sluice Carpet and a 10" gold pan. 60 pounds.