The MasonMate Heavy-duty Through Bolt is for use in non-cracked concrete. Can be used for columns, beams, brackets and plates. Zinc plated for increased durability. Option 7 ETA Approved.Select Option M10 x 120mm (50)M10 x 130mm (50)M10 x 65mm (100)M10 x 75mm (100)M10 x 90mm (50)M10 x 95mm (50)M12 x 100mm (50)M12 x 120mm (25)M12 x 140mm (25)M12 x 150mm (25)M12 x 80mm (50)M16 x 105mm (25)M16 x 125mm (20)M16 x 140mm (20)M16 x 150mm (20)M16 x 180mm (20)M20 x 125mm (15)M20 x 160mm (10)M20 x 200mm (10)M8 X 100mm (100)M8 x 120mm (100)M8 x 65mm (100)M8 x 80mm (100) Add to Basket Quantity