Get your hands on a very limited edition pair of Mercury Endless 90 Frames before they sell out. This premium multi-setup frame is designed specifically for the Seba/FR Skates FR series of freeride skates, and other 165 mm compatible skates. It features a very dynamic mirror finish that will give your setup the illusion of invisbility. Features Limited Edition mirror finish - new for 2022 Multiple setups: 4x90, 3x110 Balanced Rocker for 4-wheel setups Flat configuration for 3x110 setup Compatible with bullet profile wheels only Recommended for all skill levels Recommended for boot sizes 40 (260 mm foot length) and above Mounting: 150, 165, 180 mm Boot compatibility: Some boots may require modification or a washer between the frame and boot to allow clearance for new 110 mm wheels in the 3x110 setup: size 47 (US 13) Twister Edge (we recommend the Endless 100 instead for this size boot), Adapt GT/GTS/GTO Note: on Adapt skates our frames are not optimally centered Wheelbase: 276 mm Brake compatibility: 4x90: Powerslide Urban Brake Size M (908058/2) - may require modification to fit 3x110: Powerslide Urban Brake Size L (908058/3), FR Skates 3W Brake (FRBRK-3W) One frame set includes: 2 frames and 8 axles CNC-machined from 6061-T6 aluminum Weight = 292 grams, without spacers and axles Important Note: The mirror finish on this frame can reveal fingerprints, tiny scratches, marks, and nicks. During normal handling and skating the frame may get scratched. Wiping dust and debris off of the frame can also put micro-scratches in the finish. Brand new frames may have micro-scratches from normal handling during manufacturing. There is no warranty on the finish of this product.