# Roto Grip MAGIC GEM

> Bowling ball — data from CarryDown (https://www.carrydown.com/balls/roto-grip-magic-gem/)

- Brand: Roto Grip
- Availability: discontinued
- Released/approved: 2023-10-03
- Coverstock: [MicroTrax](https://www.carrydown.com/brands/roto-grip/coverstocks/microtrax/) (reactive)
- Core: [Defiant LRG](https://www.carrydown.com/brands/roto-grip/cores/defiant-lrg/) (asymmetric)
- Intended condition: Heavy oil
- Factory finish: 2000-Grit Abralon
- Flare potential: High
- List price (MSRP): no manufacturer price found
- USBC approved: yes (2023-10-03)
- PBA certified: yes

## Specs by weight

| Weight | RG | Differential | Int. Diff | Mass Bias |
|---|---|---|---|---|
| 16 lb | 2.47 | — | — | — |
| 15 lb | 2.47 | 0.053 | 0.016 | — |
| 14 lb | 2.5 | — | — | — |
| 13 lb | 2.57 | — | — | — |
| 12 lb | 2.59 | — | — | — |

## Description

MAGIC GEM

## Where to buy

- Amazon (15 lb): https://www.amazon.com/Roto-Grip-Magic-Gem-15lb/dp/B0CK3FGM2F?dib=eyJ2IjoiMSJ9.DnMzo0fkmSz6FDbvAPNePtesBfLpN_dpBSFevUmY0yL9F-W8F4UPphq9tNLz4bqAuAay748udGw43lUtmoBvXiwQ98QBucHMOGX5maAPYUsi9HZlVIb3gFc9p-Iy-KuJl44pltTN84RAZYCCzXqIeMCDLBiRj6_i0OOyswG-4TamqhUJRupQoyGbWRPkEDwPpbPHrlH6eA555zIR2Fv-EQoi9FSpOGaYfM13uocuaC9o6Pccl2oqTU_xD8Xn4kZ8j8vFSE7HPL1uRtX26xjcrLNRQ7TRQpkqfc2_t4a79w4.3iQHtEtQdlOkDlsh5e4ljFYLvc6nNI4U4N1kNleM1UQ&dib_tag=se&keywords=Roto+Grip+MAGIC+GEM+bowling+ball&qid=1783741781&sr=8-1&linkCode=ll2&tag=carrydownapp-20&linkId=26f4a9beba82940eefa2f585ddc21a48&language=en_US&ref_=as_li_ss_tl