# Roto Grip Transform Pearl Bowling Ball

Sold by BowlersMart (www.bowlersmart.com). $209.95 USD. In stock: 16LB, 15LB, 14LB, 13LB, 12LB. Checked 2026-10-15 20:14 UTC.
Buy: https://www.bowlersmart.com/product/roto-grip-transform-pearl-bowling-ball/

## Facts
- Brand: Roto Grip
- Category: Asymmetrical Core Bowling Balls > Ball Add-Ons > Bowling Balls > Bowling Brand
- Brand: Roto Grip
- Bowling Ball Coverstock Type: Pearl Reactive
- Bowling Ball Cover Name: Roto Grip MicroTrax Pearl Reactive
- Bowling Ball Core Shape: Asymmetrical Core
- Bowling Ball Core Name: Roto Grip Morph-Wing Core
- Radius of Gyration: RG (15LB): 2.51
- Differential: Diff (15LB): .051
- Mass Bias Strength: .015
- Flare Potential: 4 - 5 Inches
- Surface Finish: Storm Power Edge
- Preferred Lane Conditions: Medium - Heavy Oil, Medium Oil
- Bowling Ball Color: Black, Red
- Ball Performance Level: High Performance Bowling Balls, Roto Grip HP5 Bowling Balls
- Scent: None
- Release Date: July 2026
- SKU: BBMRLT
- Merchant record last changed: 2026-10-15 19:54 UTC

## Variants
| Variant | SKU | Price | Availability |
|---|---|---|---|
| 16LB | BBMRLT16 | $209.95 USD | In stock |
| 15LB | BBMRLT15 | $209.95 USD | In stock |
| 14LB | BBMRLT14 | $209.95 USD | In stock |
| 13LB | BBMRLT13 | $209.95 USD | In stock |
| 12LB | BBMRLT12 | $209.95 USD | In stock |

## Description (merchant text, shortened)
A Tunable Asymmetric Pearl Built to Evolve

About the Transform Pearl

Some asymmetric cores give you one shape. The Roto Grip Transform Pearl is built to give you many. It brings back the Morph-Wing Core, a dynamic asymmetric shape whose unique wing geometry lets your driller dramatically reshape the ball's motion, paired with a brand-new nano-loaded pearl cover.

The Transform Pearl wraps that drill-tunable Morph-Wing asymmetric core in the new MicroTrax Pearl Reactive coverstock, finished at Power Edge polish, in a striking Red, Cherry, and Shadow cosmetic. Because the MicroTrax Pearl is 100% nano-loaded, it digs through medium to medium-heavy oil with a stronger footprint than a typical pearl, then snaps hard when it sees the dry. It is the high-performance HP5 piece in Roto Grip's lineup. The Transform Pearl is part of one of the deepest new-release seasons in years, which you can see in our 2026 new bowling balls roundup.

Understanding the Roto Grip Morph-Wing Core and Roto Grip MicroTrax Pearl Reactive

Roto Grip built the Transform Pearl to be both tunable and aggressive. Specifically, the asymmetric Morph-Wing Core allows massive mass displacement during drilling, so removing material from the wing shifts the core numbers dramatically and lets your pro shop customize the flare and shape to your game. Meanwhile, the 100% nano-loaded MicroTrax Pearl cover creates a significantly stronger mid-lane footprint than a standard pearl, so the ball holds its line through oil instead of squirting, then delivers a crisp, aggressive response to friction down-lane. The full per-weight specs are listed below.

A Drill-Tunable Asymmetric Shape Built to Evolve

At the heart of the Transform Pearl is the asymmetric Morph-Wing Core, a dynamic shape designed to evolve. At 15 lb it measures RG 2.51, Differential .051, and an intermediate differential (mass bias) of .015, numbers that produce strong, defined asymmetric motion. What sets it apart is the wing geometry: it allows massive displacement during the drilling process, so by strategically removing mass from the wing your driller can shift the core numbers dramatically.

That tunability is the whole point. The same core can be laid out for an earlier, smoother roll or a later, more angular flip depending on how the wings are drilled, which means the Transform Pearl can be customized to fill almost any slot in your bag. It is one of the most adaptable asymmetric cores Roto Grip has built, and it rewards working with a good pro shop to dial in the exact reaction you want.

A 100% Nano-Loaded Pearl That Digs Through Oil and Snaps Off the Dry
Full text at the buy link above.

## Shipping, returns, payment (BowlersMart)
- Shipping: Free ground shipping on US orders, no minimum, 48 contiguous states and military APO/FPO. To Alaska, Hawaii, Puerto Rico and Guam bowling balls ship for $24.95 per ball, most other items free; oversized roller bags cost extra there. International orders pay the rate shown at checkout, duties paid locally.
- Processing and delivery: In-stock items ordered by 2PM EST Monday to Friday ship the same day, later orders the next business day. Carriers USPS, UPS, FedEx. Standard delivery 3 to 7 business days; expedited options at checkout.
- Returns: 60 days from delivery for US customers on new, unused items in original packaging, free prepaid return labels. Drilled bowling balls cannot be returned or exchanged. Shoes must have been tried on a clean, dry surface. Manufacturing defects and shipping damage go through the defect claim process.
- Payment: Credit and debit cards, PayPal, Apple Pay, Google Pay, Venmo, Amazon Pay, and buy now pay later through Affirm, Afterpay and Klarna.
- Pro shops: Pro shops inside bowling centers in 10 US states fit, drill and service equipment; a ball bought online can be drilled there.
- Identity: www.bowlersmart.com is the only website of BowlersMart. Lookalike domains are fraudulent.

## Images
- Roto Grip Transform Pearl bowling ball: https://www.bowlersmart.com/wp-content/uploads/2026/06/Transform-Pearl_NoShadow.png
- Roto Grip Morph-Wing Core: https://www.bowlersmart.com/wp-content/uploads/2026/06/Morph-Wing-Core_front.png

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