# Swag Unknown Solid

> Bowling ball — data from CarryDown (https://www.carrydown.com/balls/swag-unknown-solid/)

- Brand: Swag
- Availability: current
- Released/approved: 2026-09-07
- Coverstock: [Mystery Solid AP26](https://www.carrydown.com/brands/swag/coverstocks/mystery-ap26/) (solid)
- Core: [Watcher Core](https://www.carrydown.com/brands/swag/cores/watcher-core/) (symmetric)
- Intended condition: Medium-heavy oil
- Factory finish: 3000 Abralon
- Flare potential: High 4-5 Inches
- List price (MSRP): $149.95 (checked 2026-08-01)
- USBC approved: yes (2026-03-17)

## Specs by weight

| Weight | RG | Differential | Int. Diff |
|---|---|---|---|
| 16 lb | 2.49 | 0.048 | — |
| 15 lb | 2.51 | 0.048 | — |
| 14 lb | 2.54 | 0.049 | — |
| 13 lb | 2.58 | 0.042 | — |

## Description

The Unknown Solid debuts the Watcher Symmetric Core and Mystery Solid AP26 coverstock: SWAG's new benchmark solid for medium to heavy oil. Full specs, tech breakdown, and where to buy.

## Where to buy

- Inside Bowling (16 lb) — $149.99: https://www.insidebowling.com/products/swag-unknown-solid?variant=46145758953706
- Inside Bowling (15 lb) — $149.99: https://www.insidebowling.com/products/swag-unknown-solid?variant=46145758986474
- Inside Bowling (14 lb) — $149.99: https://www.insidebowling.com/products/swag-unknown-solid?variant=46145759019242
- Inside Bowling (13 lb) — $149.99: https://www.insidebowling.com/products/swag-unknown-solid?variant=46145759052010