# Sector 9 - 61mm Nineballs 78a (Blue)

Diameter: 61mm  
Durometer: 78a  
Contact Patch: 32mm  
Lips profile: Round lips  
Surface: Stoneground  
Core: Centerset

Nineballs have been a long-time favorite of skaters from all walks of life. From cruising kids to freeriding chargers, we’ve got something for everyone in this collection. All these wheels provide good roll speed and come with either a natural finish for speed and grip, or a stone-ground finish for immediate slides.

## Details

- **Price:** 318.0 HKD
- **Vendor:** Sector9
- **Type:** Wheels
- **Tags:** 61mm, 78a, Cruising wheels, Freeride wheels, Freestyle wheels, ON, Round&Beveled, Sector9, Stone-grounded, Wheels

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 318.00 HKD | In stock |

## Images

- Sector 9 - 61mm Nineballs 78a (Blue)
- Sector 9 - 61mm Nineballs 78a (Blue)

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> Source: [SBDW Longboards Hong Kong](https://sbdwlongboards.com/products/sector-9-nineball-61mm-78a-blue)
> Updated: 2026-04-20