This is the 2011 Tippmann Receiver Right - Upper Black Body Half. If you are replacing the receiver on a previous version of the A-5, you'll be getting the new version listed above and the following are also required: * TA01031 Receiver Left - Upper Black * TA05021 Power Tube Plug * TA10053 Receiver O-ring * 02-21 Power Tube Version 3 (With elongated exhaust hole, if not already installed) * TA01036 Front Grip (If you want to complete the Original look. You can use your original front grip, but the new halves do not have a front finger guard. It is incorporated in TA01036.) A-5 with Response Trigger: You can upgrade to use both exhaust outlet holes on the new half, if you purchase: * 2 x 20-07 - Swivel Elbow Banjo 1/16 * 02-87 - 1/16 ID Hose (3 inch Long) 1/8 inch Fittings are also available: * TA05018 1/8 ID Hose 3-1/4 inch Long * 20-20 Swivel Elbow Banjo Fitting 1/8 * 02-103 RT Flow Control Valve 1/8 * and you'll still need a 1/16 banjo for the cyclone feed, 20-07 Swivel Elbow Banjo 1/16 You can also just use the TA05021 listed above and not change anything else in the system. The updated A-5's also includes 1/8 hose similar to the X7: * TA05018 1/8 ID Hose 3-1/4 inch Long * 20-20 Swivel Elbow Banjo Fitting 1/8 * 02-103 RT Flow Control Valve 1/8