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Hammer Nu 2.0 specs
The Hammer Nu 2.0 is a bowling ball with the LED core. Here are its published specs, how they compare with the other current balls in our table, and what the numbers mean on the lane.
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| Coverstock | NU Active |
|---|---|
| Cover type | Other |
| Core (weight block) | LED |
| Core type | Not stated |
| RG | 2.586 |
| Differential | 0.027 |
| Factory finish | 500, 2000 Siaair Micro Pad |
| Maker's category | Mid Performance |
| Color | Matte Grey |
| Weights | 16-12 Pounds |
| Release date (maker) | November 20, 2025 |
| USBC approved | 14 October 2025 |
Numbers as Hammer publishes them, checked 21 October 2026. Published for a 15-pound ball. Drilling changes how a ball behaves, so a pro shop's layout matters as much as these numbers.
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What the numbers mean
The maker doesn't publish core numbers for this ball.
USBC allows an RG from 2.447 to 2.813 inches and a differential of at most 0.060 inches (Equipment Specifications Manual, March 2026). Our ball spec table lists every current ball we track, and who makes bowling balls covers which company owns Hammer.
Balls with similar numbers
Same cover type, closest RG and differential in our table:
- Motiv Shadow Tank: RG 2.570, differential 0.015
- Ebonite Turbo X NU: RG 2.517, differential 0.040
Sources: Hammer product page; Storm, "Inside The Bowling Ball"; Storm, "The Coverstock"; USBC Approved Ball List (20 October 2026); USBC Equipment Specifications Manual.