Steel frame with a 21 inch frame size in front with 31 inch stand over, and 19 inch stoker with 29 inch stand over rear. Bike should fit someone 5ft7 on up in the front, and 5ft5 and up in the rear. Bike equipped with HD tandem specific Suntour group set. Sugino GP cranksets, with custom decorative drilled(drillium) pattern in chain rings. 3x 7, for 21 speeds. Suntour XC limited front derailleur, XCE rear. Indexed bar end shifters. Extra heavy duty, 48!!! spoke Bontrager Clyde wheel set with heavy duty Shimano hubs, quick releases, Bontrager tires. Rear Aria drag drum brake for safe braking on long downhill descents, loaded with cargo, with custom friction type lever actuated by front rider. Suntour XC cantilever brakes, Suntour Cyclone pedals with Christophe chome plated toe clips and straps. Rear heavy duty Trek rear rack, with Wald folding basket set. Large multi pocket Rhode Gear rear rack bag. Front Blackburn heavy duty fork rack. Two Terry Liberator saddles. 6 velocity velocage, water bottle cages. Road tool kit in a water bottle set. Rear scott handlebars, front SR. Both on Nitto stems. Zefal double shot frame tire pump. Large Digit cateye cycle computer. Frame was Taiwan made, so likely was made by Giant and badged for Nashbar cycle.