Product Description
Sugatsune HDS-20 HEAVY DUTY SOFT-DOWN STAY
• For TOP-OPENING FLAP DOOR used with
piano, butt or concealed hinges.
• Used in pairs.
• HDS-20 is designed to hold door in fully opened
position.
• Torque Calculation:
Torque = Door Height × 1/2 × Door Weight
K-Type (Light Duty):
140~200 kg·cm (121~173 lbs·inch)/pair
M-Type (Medium Duty):
200~250 kg·cm (173~216 lbs·inch)/pair
H-Type (Heavy Duty):
250~300 kg·cm (216~260 lbs·inch)/pair
