MPC PK-A3 PC3 (0769) Door Popper Kit 80 LB solenoids w/relays and harnesses - (Solenoid/Bracket Assembly Dimensions: 2.5" x 2.5" x 6") (2) Chrome door poppers Remote control receiver with (2) 2-button, 3-channel transmitters Braided steel linkage cable and mounting hardware Free safety relay and waterproof emergency release button