The Rockwood 2945 Combination Automatic Flush Bolt Set is UIL rated, non-handed, and is for use with wood doors. Rockwood 2945 requires a low closing force and has an override feature that prevents damage to doors or bolts if bolt heads are blocked from entering strikes. The Rockwood 2945 combination automatic flush bolt set has a Bolt head rod that is adjustable up to 1-1/2". Rockwood 2945 combination automatic flush bolt set can be with the Rockwood 570 Dust Proof Strike.