Grade One Knob
Features (Heavy)

- Multiple latch backset choices available.
- Double keyed functions available.
- Completely reversible handing.
- Multiple finishes available.
- Uniquely tailored masterkey systems backed by extensive industry experienced system design and support.
- 5 Year Warranty.
Features (Extra Heavy)
- Designed for high-traffic, vandal prone applications.
- Chassis can accommodate either Interchangeable core or Standard non-IC plug.
- Multiple latch backset choices available.
- Multiple finishes available.
- Non-handed.
- Stainless steel hubs to withstand over 1,000,000 cycles of operation.
- Independent torsion enhancing springs in hubs.
- Slabbed outside rose trim engages chassis to increase stability and durability.
- Inside and outside threaded rose liner and through bolt assembly for added strength.
- Adjustable through bolts for ease of installation.
- Uniquely tailored masterkey systems backed by over 400 years of experienced system sales, design and support.
- 5 Year Warranty.
Door Thickness:1 3/8” to 2” wood or metal door
Backsets:2 3/8”, 2 3/4” (standard), 3 3/4”, 5” available
Latchbolts:1/2” throw, UL listed, self-adjusting faceplate
Strikes:ANSI, T-Strike and full lip strikes are available
Trim;Heavy wrought brass roses, wrought steel inside and outside reinforcing rose liners with concealed screws
Core:Interchangeable 6 & 7 pin compatible with all other small format interchangeable core housings
Cylinder Plug:Standard “C” keyway, compatible with Schlage (Optional)
Masterkeying:Tailored masterkey system set-up and design. Construction cores available.
Finishes:605(Bright Brass), 606(Satin Brass), 612(Satin Bronze), 613(Dark Bronze), 625(Bright Chrome) and 626(Satin Chrome)
Certification: UL listed “A” label (3 hour) single swing door ANSI A156.2, Series 4000 Grade 1