Our INVENTION and UNIQUE HOLLOWTECH Core with 2-layer (Dual Layer) Urethane wheels IN 115MM!!!Available in Specific Laser Etched Logo cores. Made from a 6061 certified aluminium extrusion and machined to shape.Hand poured in Holland with urethane according to our own developed formulas.€ Size: 115mm€ Width: 24mm€ Hardness: Panthers (Slightly harder than Snowballs)Unique 2-layer (Dual Layer) system as also our HOLLOWTECH CORES are often copied but never equalled!!€ Core: undersized Hollowtech Aluminium€ Bearings: Eagle Performance 608 RS€ Laser etched logo Core€ Available in Various ColoursThe 2-Layer (Dual Layer) design with this €œundersized€ HOLLOWTECH core are both our UNIQUE designs and inventions that we started end last century!!! The advantage of the Dual Layer is that the wheels will get MORE rebound, MORE grip and MORE smoothness in riding.3 different hardness all above the €œStandard€ Hardness!!Each Model comes with its own Hardness in Urethane:€ SNOWBALLS: just ABOVE the €œstandard€ hardness;€ PANTHERS: just above the Snowballs Hardness;€ SEWERCAPS: The HARDEST scooter wheels out there!!€œStandard 86A€At Eagle Supply, we understand the science behind making the perfect urethane mixture specially for use on scooter wheels. Don't be fooled by cheap imitations.Make sure you buy your Eagle Supply wheels from an authorized local dealer or distributor.Ride confidence, ride with pride, ride the original, Eagle Supply.