Products
- New Products
- Mortise Cylinders
- Mortise T-Turn Cylinders
- Mortise Dummy Cylinders
- Rim Cylinders
- Rim Dummy Cylinders
- Knob/Lever Cylinders
- Small Format IC Core
- Large Format IC Core
- SFIC Mortise Housing
- LFIC Mortise Housing
- Rim IC Housing
- Profile Cylinder
- Standard Padlock
- SFIC Core Padlock
- LFIC Core Padlock
- Key Blanks
2023 Catalog
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Mortise Dummy Cylinders 
- Non-hollow solid brass construction
- OEM replacements for Schlage, Yale, Corbin, Best & more
- 4 popular lengths
- Exact threads
- Available in 8 finishes
| Model # | Type | Length |
| M156D | Mortise dummy cylinder | 15/16" length |
| M100D | Mortise dummy cylinder | 1" length |
| M118D | Mortise dummy cylinder | 1-1/8" length |
| M114D | Mortise dummy cylinder | 1-1/4" length |
How to Order Mortise Dummy and T-Turn Cylinders
Collars for Mortise Cylinders
All GMS collars fit standard mortise cylinders and mortise t-turn cylinders. Collars are available in 3, 10B and 26D finish only.
