The Endless 80 Classic Frame is the original multi-setup frame with slightly rockered and flat configurations designed specifically for urban and freeride skates with 165 mm mounting. Features Multiple setups: 4x80, 4x84, 3x100 Balanced Rocker for 4-wheel setups Flat configuration for 3x100 setup (bullet profile wheels only recommended) Recommended for all skill levels Recommended for boot sizes 40 (260 mm foot length) and below Specs Mounting: 150, 165 mm Note: on Adapt skates our frames are not optimally centered Not compatible with UFS boots (including FR Skates UFR) For size 46 (US 12.5) and larger Twister Edge/XT models, boots may require modification to allow clearance for new 100 mm wheels in the 3x100 setup Wheelbase: 255 mm Brake compatibility: 4x80: Powerslide Urban Brake Size S (requires modification) (908058/1) 4x84: Powerslide Urban Brake Size M (908058/2) 3x100: Powerslide Urban Brake Size L (908058/3) One frame set includes: 2 frames and 8 axles CNC-machined from 6061-T6 aluminum Weight = 258 grams, without spacers and axles Urban Camo design copyright 2021 Endless Blading LLC and Rollerbalding, LLC. Octopus design copyright 2023 Endless Blading LLC and Shadowscapes Inc.