The ball is undrilled and part of the Signature product line by Storm.

Number of Items in Set: 1
Differential: .052
Color: 2-tone Black Platinum
Coverstock: NeX Pearl Reactive
Material: Reactive Urethane
MPN: BBMBFU15L
Core Type: Asymmetrical
Vintage: No
Brand: Storm
Lane Condition: Medium-Heavy
Association: United States Bowling Congress (USBC)
Unit Type: lb
RG: 2.48
Ball Type: Ten-Pin Bowling Ball
Manufacturer Warranty: 1 Year
Model: Motor
Features: Undrilled
Performance: High Performance
Country/Region of Manufacture: United States
Sport/Activity: Bowling
Finish: 1500-grit polished
Item Weight: 15 lb
Product Line: Signature
UPC: 887970679272