Designed for 3 x 80mm (inner) and 2 x 100mm (outer) wheels344mm wheelbase The frame is suitable for ufs system roller skates below EU44 size7075 aluminum alloyAccessories include:10 aluminum alloy...

MAD-5*76&90/76 Frame（UFS） 7075 Aviation aluminum alloy Setting 90/76：322mm wheelbase Setting 5*76：308mm wheelbase Accessories include: 4 special conversion screws for the front and rear ends of the frame 4 conversion spacers...

Specifically designed for 4*90mm wheels The frame is suitable for ufs system roller skates 7075 aviation aluminum alloy 273mm wheelbaseAccessories include:8 aluminum alloy axles8 aluminum alloy spacers4 special sole screws

Specifically designed for 4*100mm wheels 7075 aviation aluminum alloy 303mm wheelbaseAccessories include:8 aluminum alloy axles8 aluminum alloy spacers4 special sole screws