Topaz 489HDG EMT/Rigid Clamp Back, Malleable Iron, 3-1/2"

Topaz 489HDG EMT/Rigid Clamp Back, Malleable Iron, 3-1/2"

MALLEABLE IRON EMT/RIGID CLAMP BACKS: Topaz's Malleable Iron EMT/Rigid Clamps Backs provide optimal spacing between mounting surface and RMT, IMT and EMT conduit runs. Fabricated from rugged, high grade malleable iron and strengthened by our Hot Dip Galvanizing process to assure long lasting product integrity and performance. Available in sizes from 1/2" to 6". Topaz applies the hot dip galvanizing process to conduit bodies, covers and accompanying components such as bushings, couplings and supports. The galvanizing process protects from corrosion induced by harsh environmental conditions, instilling end user confidence in the quality, reliability and longevity of the fitting. Conforms to finish thickness ASTM A123/123M; UL2239 listed; NEMA FB1 compliant and meets Federal Spec. A-A-50553.