Front Mounted Bike Seat

front mounted
(Front Mount) A pumper with the pump mounted at the front of the vehicle, driven directly off the crankshaft of the engine. Front mount pumpers are most common in rural areas where drafting is more common, as the vehicle can pull straight up to a water source.
A connector is front mounted when it is attached to the outside or mating side of a panel. A front mounted connector can only be installed or removed from the outside of the equipment.

bike
motorcycle: a motor vehicle with two wheels and a strong frame
bicycle: a wheeled vehicle that has two wheels and is moved by foot pedals
A bicycle or motorcycle
bicycle: ride a bicycle

seat
The roughly horizontal part of a chair, on which one's weight rests directly
be able to seat; "The theater seats 2,000"
show to a seat; assign a seat for; "The host seated me next to Mrs. Smith"
A sitting place for a passenger in a vehicle or for a member of an audience
A thing made or used for sitting on, such as a chair or stool
a space reserved for sitting (as in a theater or on a train or airplane); "he booked their seats in advance"; "he sat in someone else's place"