Marks #2621 Euro Profile Double Cylinder (Keyed), typically used with the Marks 2750 mortise Thinline lock. Designed for storm doors, and patio doors. Stainless Steel 26 D.

• Euro Profile Cylinder, Double Cylinder (Keyed)
• Double Cylinder (Keyed BOTH sides)
• Stainless Steel 26D
• Compatible with Marks USA 2750 Thinline Series
• Keyed Alike, 2 keys per lock