

COVE
Ready to master medium-heavy lane conditions? Experience smooth, continuous motion with the Cove, the latest addition to the 800 Series. The RB 85 Hybrid Coverstock combined with the symmetrical Magna A.I. Core, offers the balanced and consistent motion bowlers crave. Pair it with the Ember for a more dynamic ball motion and be prepared for any medium condition you may face.
Want to learn more? Explore our innovative layout tool that analyzes your bowling style and provides drilling recommendations for your new Cove and Ember.
GET YOUR LAYOUTThis kit contains:
- WIP COVE 12 (x 1)
- LABEL SINGLE BALL BOX039070001 (x 1)
- NEW LABEL 4 BALL 03907-0002 (x 0)
- BOX GLOBAL 1 BALL (x 1)
- BOX GLOBAL 4 BALL (x 0)
- BAG 15X18X.02 MIL (x 1)
Technical Specifications






-
12 lbs.
Radius of Gyration
2.64
Differential
0.037
-
13 lbs.
Radius of Gyration
2.58
Differential
0.047
-
14 lbs.
Radius of Gyration
2.50
Differential
0.043
-
15 lbs.
Radius of Gyration
2.49
Differential
0.044
-
16 lbs.
Radius of Gyration
2.48
Differential
0.043
Stay Balanced on Medium Conditions
The all-new symmetric Magna A.I. Core offers an innovative dual-hemisphere design that delivers unmatched consistency down the lane. This core was designed to create one of the most continuous and stable ball reactions in the entire 900 Global lineup.
Whether you're facing transitioning lane conditions or just need some reliable ball motion frame after frame, this core will offer the stability you are looking for.
Tech Sheet: Cove Tech Data PDF
Ball Image: Cove PNG
Shelf Talker/Crazy 8's: Cove Crazy 8's PDF
Shelf Talker/Crazy 8's: Cove Mini Crazy 8's PDF
Resurfacing Guide: Resurfacing Guide PDF


Reserve Blend 85
The new RB 85 coversock is a continuous coverstock created by our R&D team for the Cove to ensure a consistent read of the lanes. This all-new cover features a rapid oil absorption rate that enhances shot-to-shot consistency downlane. The “85” indicates its position on a performance scale (1-100), where higher numbers correspond to more aggressive formulations.

COVE
FLARE POTENTIAL
Low
Medium
High
BALL SHAPE
Smooth
Angular
HOOK LENGTH
Early
Mid-Lane
Late
OIL VOLUME
Light
Medium
Heavy
PATTERN LENGTH
Short
Medium
Long
LANE CONDITION
Fresh
Transition
Burn