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Columbia 300 Full Throttle

Photo and specs courtesy of bowling.com. Reproduced with credit to the maker.

How it moves

Foul lineArrows · 15 ft46 ft · board 6.56.8° entry
Arcing turn (symmetric core). Dotted is skid, then the turn, then the roll into the pocket. Estimated from the coverstock, finish, core, and differential for a right-handed bowler with medium revs on a house shot. Lane conditions, speed, and layout move all of this.
Columbia 300

Full Throttle

Discontinued
Hook potential7.5 (est.)7.5 of 10, estimated

How much the ball wants to hook, 1 (straight, a spare ball) to 10 (the strongest oil-eaters). The maker publishes no number for this ball, so this is estimated from the coverstock, core, finish, and differential.

Coverstock
Accelerator
Reactive pearl
Core
Cam Shaft
Symmetric
Factory finish
Matte
Color
Blue / Black
Released
2003-12-01
USBC
Approved 2003-12-01

Weights and specs

WeightRGDifferentialInt. diff
14 lb2.580.057—
15 lb2.550.057—
16 lb2.520.057—

Surface

oil · laneCoarse grit
oil · laneCoarse and fine
oil · laneFine grit or polish
Matte. Bites through heavy oil, so the ball reads the lane early and hooks sooner. Sanded balls (500 to 1000 grit) live here. Surface changes over games, and a pro shop can take any ball either way with a pad.

Balls like this

Same coverstock and core type; the closest company for this ball in a bag.