Hollywood Racks Recumbent Carries 2 recumbent bikes (up to 72" wheelbase) and can accommodate an optional Trike Adapter or 2 bike add on kit; Max capacity 50lbs per bicycle With the Trike Adapter 3 (sold separately), you can carry one bike (standard or recumbent) plus one trike (any style, including tadpole, delta or adult). Features extra wide wheel holders to keep the bikes 18 apart so there is plenty of clearance for recumbent style seats; Small wheel adapters are also included to fit 16 wheel sizes. Fits 2" hitch receivers only; Not to be used with a 1-1/4"-2" hitch receiver adapter; Not to be used on a trailer or towed vehicle. Locking frame hooks to secure the bikes to the rack; Includes keyed alike locking hitch pin and security cable; Folds flat against the car when not in use and tilts down for easy cargo access