60-1063X Chimney Mount Part Specifications Number 60-10636 ZM-ST-XL • 3/4” x 12-18’ stainless steel straps. • 1-1/2” max. mast diameter. • Ribbed steel construction. • Kwik Klip secures free end of strap to eyebolt. • Mechanically galvanized ASTM B695. • Packed two per set.