This gourd rack works for natural gourds as well as manufactured martin gourds. The hub lowers and raises without turning while doing nest checks. Pole is made from 2" square high tensile aluminum and stands 14' tall. The 3/8" round aluminum horizontal gourd arms can lift off for easy nest check or pull hitch pin and remove gourd. The hub has nylon glides for smooth raising and lowering, includes 45 feet of long lasting polyester rope. Rack ships with a 2 piece 14 foot pole, ground stake, top perch rods, 12 aluminum gourd arms, hitch pins, rope winder, hub with attached eyebolt with rope and pulley. It's everything except the gourds! Easy to assemble.