Description

Available 7-16-2026

An Angular Asymmetric for Medium to Oily Lanes

About the Spartan Pearl

The Ebonite Spartan Pearl takes the trusted Spartan platform and gives it a sharper, more angular personality. It pairs the asymmetric Iron Fist V2 Core with the new HK22C2 Optimize Pearl coverstock, a combination that keeps the strong, reliable midlane of the original Spartan while adding a more defined change of direction down the lane. Where the solid Spartan reads early and grinds through heavy oil, the Spartan Pearl stores more energy through the front and saves it for an angular move on the backend.

Ebonite designed the Spartan Pearl to fill a key gap in the line. Its previous pearlized asymmetrics, like the Entity Pearl and The One Ovation, leaned smoother, while the Spartan Pearl offers a sharper, more defined change of direction that gives bowlers the confidence to open up the lane. The powerful Iron Fist V2 core supplies enough flare and traction through the lane, and the responsive pearl cover stores energy and unleashes it on the backend. The result is a versatile, explosive, yet usable asymmetric that brings strength, angle, and continuation together in one ball.

Understanding the Ebonite Iron Fist V2 Core and Ebonite HK22C2 Optimize Pearl Reactive

Ebonite built the Spartan Pearl for medium to oily lanes where you want a strong midlane read paired with an angular backend. The asymmetric Iron Fist V2 Core posts a 2.473 RG, a strong .053 differential, and a .019 intermediate differential at 15 lb, numbers that produce high flare and a defined breakpoint, while the HK22C2 Optimize Pearl cover at a 500, 1000, 1500 Siaair and Factory Compound finish clears the front and snaps hard through the pins. The per-weight specifications are listed below.

The Proven Iron Fist Asymmetric, Tuned for Flare and a Defined Breakpoint

At the heart of the Spartan Pearl is the asymmetric Iron Fist V2 Core, the same powerful engine that drives the original Spartan. At 15 lb it measures a 2.473 RG, a strong .053 differential, and a .019 intermediate differential, a combination that produces high track flare and a defined, asymmetric breakpoint. The aggressive shape ensures enough flare and traction through the lane, so the ball reads the midlane strongly before the pearl cover lets it open up downlane. Ebonite wraps the Iron Fist V2 core in DynamiCore, the outer-core technology that adds durability and a stronger, more responsive hit through the pins.

Because the core is asymmetric, it carries a defined preferred spin axis, so layout has a real say in how early and how strongly the Spartan Pearl revs up. Your pro shop can tune the pin and intermediate differential to control how soon the ball reads and how sharp the change of direction is, giving higher-rev and tournament players a controllable, angular reaction.

A Pearl Cover That Clears the Front and Snaps on the Backend

Wrapping the Iron Fist V2 core is Ebonite’s HK22C2 Optimize Pearl Reactive coverstock at a 500, 1000, 1500 Siaair and Factory Compound finish. The pearl cover and polished surface clear the heads cleanly and store energy through the front of the lane, then read the friction sharply for a more angular move than the solid Spartan delivers. The responsive cover stores energy and unleashes it on the backend for a defined change of direction.

That cleaner, more angular read paired with the powerful Iron Fist V2 core is what makes the Spartan Pearl so versatile: a strong, reliable midlane with an explosive yet usable downlane move. Leave it at the box compound finish for the sharpest backend on medium to oily lanes, or take the surface down at your pro shop for an earlier, smoother read when the volume climbs.