Description
SpecificationsWarrantyHandingKeyingTraditional Handleset50 Series LeverSingle Cylinder DeadboltOil Rubbed Bronze FinishKwikset KW1 Keyway
The Cosmas 300 Series Oil Rubbed Bronze Handleset with 50 Series Interior Lever combines aclassic exterior handleset design with the ergonomic comfort of the Cosmas 50 Series interior lever and a matchingsingle cylinder deadbolt. The 50 Series lever features a smooth ergonomic curve with a fuller, traditionalprofile, delivering both comfort and timeless appeal for your front entry.
The rich oil rubbed bronze finish showcases deep brown tones with subtle copper highlights, pairingbeautifully with wood doors, rustic fixtures, and classic architectural styles.
The included single cylinder deadbolt uses a Kwikset KW1 5-pin keyway, locking from the exteriorwith a key and from the interior with a thumbturn—ideal for secure residential front and side doors.
Tip: Select Keyed Alike when ordering multiple locks so all keyed items use the same key.
| Manufacturer | Cosmas |
|---|---|
| Grade | Grade 3 (Residential Use) |
| Finish | Oil Rubbed Bronze |
| Handleset Style | Cosmas 300 Series Traditional |
| Interior Lever | Cosmas 50 Series Lever |
| Deadbolt Type | Single Cylinder |
| Keyway | Kwikset KW1 5-Pin (Deadbolt) |
| Latch / Backset | (2) Adjustable 2-3/8″ to 2-3/4″ Backset Latches |
| Door Thickness | 1-3/8″ to 1-3/4″ |
| Hardware Included | (2) Strike Plates, (2) Latch Plates & Matching Screws |
- Mechanical Warranty: 5 Years
- Finish Warranty: 5 Years
Door Handing (Left / Right)
The Cosmas 300 Series handleset with 50 Series lever can be installed on bothleft-hand and right-hand doors.
Keying Options
Choose your keying preference above.
- Keyed Alike: Match this handleset to other keyed items in your order.
- Keyed Differently: Ships with its own unique key.





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