Pivot Mach 429 Frame, Small, 100mm rear travel, used for XC riding only. Most aluminum 429 frames were anodized, this one was a limited paint run. All the pivots and bolts were maintained to Pivot's torque and lube specs.

Rear drops: QR 135mm width
Shock: Fox float RP23 w/ boost valve
Accepts non-tapered forks, complete Cane Creek 40 headset
Press fit 92 GXP BB included

Also on Craigslist with pics:
Pivot Mach 429 Frame, Small