Nuk3y 4400 Series Grade 1 Cast Iron Door Size 1-6, Aluminum, Duronotic
Publisher: NUK3Y PRODUCTS K3. CAST IRON – ANSI/BHMA Certified A156.4 Grade 1 tested over 2 million cycles. ADJUSTABLE – Fully adjustable power spring Size 1-6 to fit all type of door weight. Adjustable Sweep (Closing), Latching, and Backcheck to suit your needs.