Used Track Theorem Delta 15lb #0341

Used Ball

The Track Theorem Delta is a versatile mid-lane read machine that excels in medium oil conditions, with its MC2 asymmetric core providing strong backend motion without excessive hook potential, making it ideal for bowlers who need predictable angular recovery on fresh to medium sport patterns. The HK22 Super Response Hybrid coverstock maintains excellent friction characteristics through the 500/1000/1500 Siaair finish, giving you consistent entry angles and controlled continuation rather than violent motion changes. If you're transitioning between your heavy equipment and dry lane balls, or looking for a reliable workhorse that handles broken-down oil without over-reading, this is the sweet spot that many serious bowlers keep in their arsenal.

This ball is available for pickup at our Lucky Strike Mesa Location.

• 30-Day Warranty — covers cracking away from any gripping holes. If a crack occurs within 30 days, the ball can be exchanged for another used ball of equal or lesser value.
• Free drilling included; gripping accessories (finger/thumb inserts, slugs, etc.) are charged separately.
• Cannot be combined with ball/bag/shoe (BBS) package discounts. If a used ball is purchased alongside a bag and shoes, each item is sold at its regular price — our used balls are already heavily discounted and additional discounts cannot be applied.