USAirsoft spots a highly customised and strange looking bolt-action airsoft sniper rifle. Well, it's called a VSR-X, which probably means it is based on the Tokyo Marui VSR-10 bolt action airsoft sniper rifle. He also lists the parts used for this custom job including the paintjob:

"Externals: Aluminum lower body (I think its 6061 T6), Stainless Steel rods, One Piece Upper (4140 Chromoly Steel) with a Delrin sleeve, Rotex III, modified MOE grip.

Internals: PDI Palsonite Bore-up HD cylinder set, PDI 05X430mm barrel, Action Army Hop Up chamber, Maple Leaf Autobot 70 degree bucking, Maple leaf concave nub, PDI 430 Spring, Custom Springer V8 Trigger

Gunskin: Valdyr WD-1"