A quick-release device for a tractor PTO shaft, comprising: a first plate having: a first body having a first outer surface and a second outer surface and a first thickness disposed therebetween; a plurality of openings extending through the first thickness of the first body, wherein each of the plurality of openings defines a larger open end and a smaller open end on both of the first outer surface and the second outer surface; one of: {i} at least one locking hole, and {ii} a locking pin, the locking hole extending through the first thickness of the first body; a second plate, having: a second body having a third outer surface and a fourth outer surface and a second thickness disposed therebetween; and a plurality of connectors extending from the third outer surface of the second body, the plurality of connectors being configured to removably engage with the plurality of openings; the other of: {i} the at least one locking hole, and {ii} the locking pin, the locking hole extending through the second thickness of the second body; the locking pin being configured to secure the first plate and the second plate via the at least one locking hole; a housing secured to the first plate and configured to engage with the tractor PTO shaft; and an implement spline extending from the fourth outer surface of the second plate, the implement spline is configured to removably engage with an implement. a first plate having: a first body having a first outer surface and a second outer surface and a first thickness disposed therebetween; a plurality of openings extending through the first thickness of the first body, wherein each of the plurality of openings defines a larger open end and a smaller open end on both of the first outer surface and the second outer surface; one of: {i} at least one locking hole, and {ii} a locking pin, the locking hole extending through the first thickness of the first body; a first body having a first outer surface and a second outer surface and a first thickness disposed therebetween; a plurality of openings extending through the first thickness of the first body, wherein each of the plurality of openings defines a larger open end and a smaller open end on both of the first outer surface and the second outer surface; one of: {i} at least one locking hole, and {ii} a locking pin, the locking hole extending through the first thickness of the first body; a second plate, having: a second body having a third outer surface and a fourth outer surface and a second thickness disposed therebetween; and a plurality of connectors extending from the third outer surface of the second body, the plurality of connectors being configured to removably engage with the plurality of openings; the other of: {i} the at least one locking hole, and {ii} the locking pin, the locking hole extending through the second thickness of the second body; a second body having a third outer surface and a fourth outer surface and a second thickness disposed therebetween; and a plurality of connectors extending from the third outer surface of the second body, the plurality of connectors being configured to removably engage with the plurality of openings; the other of: {i} the at least one locking hole, and {ii} the locking pin, the locking hole extending through the second thickness of the second body; the locking pin being configured to secure the first plate and the second plate via the at least one locking hole; a housing secured to the first plate and configured to engage with the tractor PTO shaft; and an implement spline extending from the fourth outer surface of the second plate, the implement spline is configured to removably engage with an implement. <EOS>