Bones 60mm Skatepark Formula P5 Sidecuts 81B (101A) White Wheels pair Bones SPF (Skatepark Formula) urethane with the P5 Sidecut shape, in 60mm x 34mm, 81B (like 101A).

Bones Skatepark Formula is very high quality urethane formulated to resist flatspotting on slick, smooth surfaces while keeping a higher rebound for a quicker response and a faster roll. It's highly resistant to abrasion without giving up hardness or slide. This size adds speed for park, transition, and rough ground.

Who These Wheels Are For

• Park, bowl, and pool skaters
• Skaters on smooth concrete
• Skaters who want maximum speed and slide

Features

• Bones SPF (Skatepark Formula), 81B (like 101A)
• P5 Sidecut shape
• 60mm x 34mm
• Set of 4

Benefits

• Faster roll and quicker response
• Resists flat spots on smooth surfaces
• High abrasion resistance

About the P5 Sidecut Shape

The P5 Sidecut shape features sidecut walls designed for more stability, less drag, and longer grinds.

Specs

Shop all Bones wheels or browse the full Bones, Powell Peralta, and Mini Logo wheels collection.

Complete Your Setup

• Bones Reds Bearings: Bones' best-selling bearing, Skate Rated and pre-lubed with Speed Cream. Wheels don't include bearings.
• Bones Speed Cream: The racing lubricant Bones bearings ship with, for keeping them fast after cleaning.

FAQ

Is 81B (like 101A) hard or soft?

Hard. It's a fast street and park hardness.

What does 81B or 84B mean?

Bones measures SPF on the B scale, which reads about 20 points lower than the A scale. 81B is like 101A, and 84B is like 104A.

What size wheels should I get?

Smaller wheels (50 to 52mm) are light and technical, 53 to 54mm is the street and park go-to, and 55mm and up adds speed for transition and rough ground. See our skateboard wheels guide.

Do these wheels come with bearings?

No. Wheels are sold as a set of 4. Pick up bearings separately, like the ones in Complete Your Setup.