# Roto Grip Gremlin Tour X Bowling Ball

Sold by BowlersMart (www.bowlersmart.com). $159.95 USD. In stock: 16LB, 15LB, 14LB, 13LB, 12LB. Checked 2026-10-15 22:14 UTC.
Buy: https://www.bowlersmart.com/product/roto-grip-gremlin-tour-x-bowling-ball/

## Facts
- Brand: Roto Grip
- Category: Asymmetrical Core Bowling Balls > Ball Add-Ons > Bowling Balls > Bowling Balls for Two-Handed Bowlers
- Brand: Roto Grip
- Bowling Ball Core Shape: Asymmetrical Core
- Bowling Ball Core Name: Roto Grip Rondure Tour X Core
- Bowling Ball Cover Name: Roto Grip V-R1 Hybrid Reactive
- Bowling Ball Coverstock Type: Hybrid Reactive
- Radius of Gyration: RG (15LB): 2.48
- Differential: Diff (15LB): .034
- Mass Bias Strength: .011
- Flare Potential: 3 - 4 Inches
- Surface Finish: 4000 Grit
- Ball Performance Level: High Performance Bowling Balls, Roto Grip HP3 Bowling Balls
- Preferred Lane Conditions: Medium - Heavy Oil
- Bowling Ball Color: Blue, Grey, Purple
- Scent: None
- Release Date: February 2026
- Production-status: In Production
- Suggested Retail Price: 164.95
- SKU: BBMRGV
- Merchant record last changed: 2026-10-15 22:02 UTC

## Variants
| Variant | SKU | Price | Availability |
|---|---|---|---|
| 16LB | RGBBMRGV16 | $159.95 USD | In stock |
| 15LB | RGBBMRGV15 | $159.95 USD | In stock |
| 14LB | RGBBMRGV14 | $159.95 USD | In stock |
| 13LB | RGBBMRGV13 | $159.95 USD | In stock |
| 12LB | RGBBMRGV12 | $159.95 USD | In stock |

## Description (merchant text, shortened)
Tour-Level Control and All-Conditions Versatility

About the Gremlin Tour-X

The Roto Grip Gremlin Tour-X takes the popular Gremlin and rebuilds it for control. Where the original Gremlin chases the pocket with an aggressive, skid-flip motion, the Tour-X smooths everything out. It pairs a re-engineered Rondure Tour-X asymmetric core with the V-R1 Hybrid Reactive coverstock to deliver predictable, professional-grade motion across the widest range of conditions.

That versatility is the whole point. Roto Grip designed the Tour-X to be a benchmark ball: the first piece out of the bag, the one that reads the lane honestly and tells you what the pattern is doing. It is strong enough to handle medium to medium-heavy oil, but controllable enough to trust shot after shot. When the original Gremlin is too much ball, the Tour-X is the answer.

Understanding the Roto Grip Rondure Tour-X and Roto Grip V-R1 Hybrid Reactive

Roto Grip built the Gremlin Tour-X around control and read. Specifically, the asymmetric Rondure Tour-X core is tuned for a smooth, even roll rather than a sharp, late flip, so the ball stores energy predictably and clears the pattern without overreacting. The V-R1 Hybrid Reactive cover, finished at 4000 Abralon, grabs the mid-lane for traction, then delivers a controlled, continuous response to friction down-lane. The full per-weight specifications are listed below.

A Re-Engineered Asymmetric Core Tuned for Smooth, Predictable Control

At the heart of the Gremlin Tour-X is the asymmetric Rondure Tour-X core. At 15 lb it measures RG 2.48, Differential .034, and an intermediate differential (mass bias) of .011, numbers that produce a strong but controlled roll with a defined, repeatable shape. The moderate differential delivers roughly 3 to 4 inches of track flare: enough to read the mid-lane and clear the oil, without the overreaction that makes a ball hard to trust.

The Tour-X core is built for predictability. Rather than storing energy for a sharp, late flip, it rolls smoothly and continuously, so the ball reacts the same way shot after shot. That consistency is what makes it a true benchmark piece: it shows you what the lane is doing so you can make a confident move, and it rewards repeating your shot instead of relying on a violent backend.

A Hybrid Cover That Reads the Mid-Lane and Controls the Backend

The Gremlin Tour-X wraps that core in the V-R1 Hybrid Reactive coverstock, finished at 4000 Abralon. A hybrid cover blends the cleaner length of a pearl with the mid-lane traction of a solid, so the Tour-X gets through the front of the lane while still grabbing the oil where it matters. The 4000 Abralon finish runs relatively clean and long, then delivers a smooth, continuous, controllable response to friction instead of a sharp snap.
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
- Gremlin TOUR-X_no-shadow: https://www.bowlersmart.com/wp-content/uploads/2026/02/Gremlin-TOUR-X_no-shadow.webp
- Rondure TOUR-X Core_front: https://www.bowlersmart.com/wp-content/uploads/2026/02/Rondure-TOUR-X-Core_front.webp

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