- Adjustable spring sizes 1-6
- Tri-Packed (Regular, Parallel, and Top Jamb mounting)
- 8300 SERIES DOOR CLOSERS Grade 1 – Architectural, Adjustable 1 to 6 with Half Cover Tri-Style packed, 689 Painted Aluminum Finish.
Brand: Norton Door Controls
Part Number: 8301 X 689
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