Size: 54mm -average wheel size for beginners and bigger riders skating street, skate parks, bowls and vert ramps
Durometer: 84b - Wheels using the B scale are extremely hard, measuring 20 points lower than the A Scale in order to allow the scale to extend another 20 points for harder wheels
SPF Formula: Skatepark Formula (SPF) is very high quality urethane specifically formulated to resist flat spotting on slick or smooth surfaces while maintaining a higher rebound for a quicker response and a faster roll.
Product Sizing Chart
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