Lightweight Genuine Extru-Lite Magnesium 30% lighter than aluminum Levels and smooths a large area of concrete Embeds aggregate as it brings paste and bleed water to the surface Multi-ribbed for extra strength Heavy-duty, yet lightweight Square ends float to edges and corners Broken-in, curved, and properly balanced to prevent digging Use with 4-hole bracket assemblies Use a Double-Tilt Action Bracket for best results Fits Single-Tilt Action Brackets Attach Groover Bits to extend the versatility