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High Quality 0.250″ x 2″ Left and Right Wound 2-Pack Gold Steel Garage Door Torsion Spring

Made of heat-treated professional spring steel coils with aluminum cones to make sure they are extremely heavy duty.


Product Detail

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HIGH QUALITY :

• Made of heat-treated professional spring steel coils with aluminum cones to make sure they are extremely heavy duty.

• The latest electrophoretic coating technology provide excellent corrosion proof performance and superior abrasion proof performance.

• Salt spray tests up to 300 Hours, and Minimum 16,000 Cycles.

• NEVER need to lubricate the spring, keep hands clean during installation

Product name High Quality 0.250" x 2" Left and Right Wound 2-Pack Gold Steel Garage Door Torsion Spring
Material ASTM A229 (82B)
Wire size 0.207/0.218/0.225/0.250/0.262/0.273/0.283/0.295
Inner Diameter 1 3/4'', 2'', 2 5/8'', 3 3/4'',5 1/4”, 6”
Finished Oil Tempered /Galvanized /Black coated
Package Wooden Case /Crate Boxes
Certificate ISO9001:2008
Capicity 1000 Ton /Per month
Life Cycles 10000-18000 Times
Usage Residential Sectional Garage Doors/Commercial Sectional Overhead Doors

Factory

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