# Columbia 300 AUTHORITY SOLID

> Bowling ball — data from CarryDown (https://www.carrydown.com/balls/columbia-300-authority-solid/)

- Brand: Columbia 300
- Availability: discontinued
- Released/approved: 2020-09-03
- Coverstock: ERT 2.0 Solid (solid)
- Core: Authority
- Intended condition: Heavy oil
- Factory finish: 500, 1000 Siaair Micro Pad
- USBC approved: yes (2020-08-04)
- PBA certified: yes

## Specs by weight

| Weight | RG | Differential | Int. Diff | Mass Bias |
|---|---|---|---|---|
| 16 lb | 2.513 | 0.043 | 0.017 | — |
| 15 lb | 2.503 | 0.05 | 0.02 | — |
| 14 lb | 2.52 | 0.05 | 0.02 | — |
| 13 lb | 2.597 | 0.041 | 0.014 | — |
| 12 lb | 2.593 | 0.041 | 0.014 | — |

## Description

Overview
The Authority Solid is earlier and stronger and gives you what the original Authority didn’t, which makes these two a great one-two combo. This earlier and stronger ball provides all Columbia 300 fans the heavier oil ball they’ve been wanting.