2879VA1 Mounting hardware for 2877ZN5
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Availability: In stock
Regular Price:
$18.50
Special Price
$15.73
Quick Overview
For top opening flap door with piano, butt or concealed hinges
NSDX-20 is designed to hold door in fully opened position.
Speed adjustment screw located on front for easy adjustment
Torque calculation:
Torque= Door height x 1/2 x Door weight
Per piece:20 ~ 70 kg.cm (19 ~ 60 lbs.inch
Per pair: 40 ~ 140 kg.cm (38 ~ 120 lbs.inch)