The Endless 100 inline skating frame is a precision-machined, multi-setup frame designed specifically for the Seba/FR Skates FR series of freeride skates and other 180 mm compatible skates. Endless 100 Frame Introducing the Endless 100 Frame. This frame is a precision-machined, multi-setup frame designed specifically for the Seba/FR Skates FR series of freeride skates and other 180 mm compatible skates. NOTE: This frame requires a raised heel boot with 180 mm mounting. It IS NOT compatible with UFS or Powerslide Trinity boots. Features Features Endless 100 Frame The 100 features: Multiple setups : 4 x 100, 3 x 110. Balanced Rocker for 4-wheel setup Flat configuration for 3x110 setup. Compatible with bullet profile wheels only Recommended for Intermediate and Advanced skill levels Recommended for boot sizes 40 (260 mm foot length) and above Mounting: 180 mm (*may not be compatible with all boots) Boot must have fully threaded 3-hole or 7-hole mounting plates Compatible boots: FR1, FR2 (2016 and newer), FR3, Seba Trix 2, Seba High Light (Carbon, V2), Seba iGoR, Flying Eagle F6/F7, Flying Eagle Drift (1,2), Oxelo MF 500, Micro Delta F (carbon cuff); 7-hole mounts Not compatible: FRW, FRX, FR2 (2015), Seba GT, Seba Trix (5-hole), Powerslide Hardcore Evo, Rollerblade Metroblade, Micro MT Plus, Micro Delta (plastic cuff); 5-hole mounts; UFS boots (including FR Skates UFR) Not compatible without professional modification: Rollerblade Twister Edge, Rollerblade Maxxum Edge, Rollerblade RB 80/110/DA: forward-most hole in front mount must be drilled and tapped for an 8 mm mounting bolt (perform at your own risk) Wheelbase: 303 mm Brake compatibility (not recommended for use with brake): 4x100: Powerslide Urban Brake Size L (908058/3) 3x110: none One frame set includes 2 frames and 8 axles CNC-machined from 6061-T6 aluminum Weight = 320 grams, without spacers and axles Technical Specifications Technical Specification