Simple Weaver Frame  E-mail this product to a friend Mitch Yeates Signature frame. Heat treated 4130 Sanko chromoly, double butted toptube & downtube. Tapered chainstays and seatstays. Top Tube: 20.6", 20.8", 21" or 21.2". Chain stay: 13.59" to 14.09" (345 to 358 mm). Head Tube: 74.5 degrees. Seat Tube: 71 degrees. Stand over: 10.67" (271 mm), axle/axle center to top of toptube. BB Style: Spanish, reduced in the middle. BB Height: 1.575" (40mm) axle/axle center to BB center -  approximately 11.575" from ground (depending on tyre/fork) setup. Dropouts: Tiny, 5mm thick, heat treated. Weight: 2.1kg (for the 21.2" version). Other: Angled brake mounts or brakeless, 2.1" (55mm) tyre clearance, CNC logo on headtube, Star cutouts in SS & CS endcaps. Color options: Teal to aqua stripes or black to grey stripes. This product qualifies for quantity discount pricing.what's this?