GREEN This is truely a universal drop foward! Has both offset holes (angled holes) and aligned holes, so it will fit virtually EVERY gun on the market, including all Spyders! (Doesn"t fit the Tippman A5). Extremely stable design. Will drop your tank almost 3 inches down and 4 inches forward. The mounted tank adapter is drilled and tapped on either side and comes with a plug (or you can install a gauge). GREEN. Lightweight anodized aluminum.