Īmongst the wide choice of Spitfire Skateboard Wheels, we're certain you'll find the right one for your skateboarding. Best use is for transition skating and slappys! Shop Spitfire Wheels Lock ins. The outside edge is rounded with a Conical cut. The unique profile of Lock-Ins skateboard wheels give the inside hanger edge a sharp cut-off to provide maximum lock-in to the coping. Being a softer skateboard wheel, these skate wheels will give maximum grip on all surfaces but give more density which weakens the pop of any tricks.
It is measured as 80a in the regular durometer scale. It's why the 101a is more suited to a smooth clean surface such as ramps and smoother skateparks.Ĩ0HD formula is the durometer that Spitfire Wheels use for their cruiser skateboard wheels.
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Being a harder wheel, the grip is still there but slightly less so, plus you'll feel the extra hardness of the wheel if street skating and taking some impact from stairs. Being slightly softer than the harder 101a, the 99a is slightly more forgiving on impact.ġ01a duro is more suited to smoother transitional skateparks and ramps. It’s a hardness that provides great grip on most street surfaces while retaining speed, pop and a smooth ride.
The 99a formula is better suited to street skateboarding. Spitfire wheels largely come in two durometers, 99a and 101a. Spitfire Wheels 99a, 101a and 80HD Durometer. These are just a few of the Spitfire Formula Four features. It offers longer lasting performance, unmatched abrasion, fewer flat spots and gives a lasting speed. It’s definitely their most popular and best urethane to date. Spitfire Formula Four has been developed over many years with a heavy amount of research and development by the Spitfire skateboard team. Spitfire also have their own standard urethane that they use on Spitfire Wheels Classics and some other wheels.
Spitfire Formula Fours is the tried and tested urethane formula that Spitfire uses for a large number of their skateboard wheels.