Garage Door Torsion Springs Pair 0.218 x 2 x 26 Inch with Winding Bars - 82B High Carbon Steel, ADC12 Aluminum, 16000 Cycles, Easy Install

【Durable Construction】: Made from high carbon steel 82B and ADC12 cast aluminum for exceptional strength and long-lasting performance; designed to endure daily use and resist corrosion with advanced electrocoating 【Extended Lifespan】: Rated for over 16,000 cycles, providing stable elasticity for up to 3 years; minimizes the need for frequent replacements and ensures consistent garage door operation; exceeds industry standards 【Easy Installation Kit】: Includes 2 torsion springs (left & right), 2 winding bars, a mounting wrench, and gloves for a simplified installation process; imprinted sizes and left/right labels enhance convenience 【Precise Dimensions】: Features a wire diameter of 0.218 inch (5.54mm), an inner diameter of 2 inch (50.8mm), a length of 26.0 inch (660mm), and 119 coils; ensure these measurements match your existing springs for a perfect fit 【Safety & Stability】: Thickened ADC12 adjustment and fixed blocks contribute to enhanced stability; professionally heat-treated spring steel coils provide maximum strength; professional installation recommended for safety