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Hammer Redemption Solid

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

How it moves

Foul lineArrows · 15 ft43 ft · board 45.9° entry
Hockey-stick turn (asymmetric 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.
Hammer

Redemption Solid

Hook potential8 (est.)8 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
Aggression NE Solid
Reactive solid
Core
Redemption
Asymmetric
Factory finish
360, 500, 2000 Siaair Micro Pad
Color
Black / Orange / White
Released
2020-02-20
USBC
Approved 2020-01-28

Weights and specs

WeightRGDifferentialInt. diff
12 lb2.590.0410.014
13 lb2.600.0410.014
14 lb2.520.0530.015
15 lb2.500.0530.015
16 lb2.510.0460.013

Surface

oil · laneCoarse grit
oil · laneCoarse and fine
oil · laneFine grit or polish
360, 500, 2000 Siaair Micro Pad. Sanded then smoothed (1500 to 3000 grit): enough tooth for oil, enough gloss to get down the lane. Most box finishes. 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.