Securing and stabilizing DIY projects is an important step in building something that can withstand a lifetime of use. Additionally, the Weatherguard (TM) Protection coating withstands harsh weather conditions and protects the hardware from premature failure. Since 1901, National Hardware has provided high-quality builder's hardware that meets and exceeds the needs of discerning customers and consumers alike. National Hardware's 42-in Turnbuckle is designed to remove sag from wood screen doors up to 32-in wide Hex-shaped aluminum body allows for easy adjustment of length Uses clock-wise and counter clock-wise rotation for installation For interior and exterior applications. The heavy-gauge wire is for maximum support When installed, there is approximately 2-in of maximum adjustment available National Hardware's Lifespan™ Limited Lifetime Warranty Color/Finish Family: Silver Overall Length Closed (Inches): 42 Overall Length of Turnbuckle (Open) (Inches): 42 Turnbuckle Size: 42-in Fatigue Rated: No Lock Nuts Included: No Material: Steel Package Contents: 1 Turnbuckle Package Quantity: 1 Safe Working Load (lbs.): 0 Type of Turnbuckle: Body only Warranty: Limited lifetime Working Load Limit (lbs.): 0 CA Residents: Prop 65 Warning(s): No UNSPSC: 31162400