Here is a link to AIM paintball http://www.aimpaintball.com/07pneumatic.asp

AIM Ultra-Compact Pneumatic Kit - MSRP $60.00
(Front-End Kit with Mini 3 Way, Bolt with O Rings, Aim Front Block, Adjustable Front Regulator-adj by 3/16 allen wrench,
Swivel Front Ram, screws and O Rings)
-Guarantee to fit all Cocker 2000, 2001, 2002, 2003, 2004, 2005 Models (Standard Parts)
-Fresh Custom Clean Cut Design
-Highest Quality Anodizing / Solid 6061 Aluminum Material