M16 bolts at 70 mm vertical centres., M16 bolts at 75 mm vertical centres., M16 bolts at 100 mm vertical centres., M16 bolts at 125 mm vertical centres., M16 bolts at 150 mm vertical centres., M16 bolts at 175 mm vertical centres., M16 bolts at 200 mm vertical centres., M16 bolts at 225 mm vertical centres., M16 bolts at 250 mm vertical centres., M16 bolts at 275 mm vertical centres., M16 bolts at 300 mm vertical centres., M16 bolts at 325 mm vertical centres., M16 bolts at 350 mm vertical centres.
M20 bolts at 70 mm vertical centres., M20 bolts at 75 mm vertical centres., M20 bolts at 100 mm vertical centres., M20 bolts at 125 mm vertical centres., M20 bolts at 150 mm vertical centres., M20 bolts at 175 mm vertical centres., M20 bolts at 200 mm vertical centres., M20 bolts at 225 mm vertical centres., M20 bolts at 250 mm vertical centres., M20 bolts at 275 mm vertical centres., M20 bolts at 300 mm vertical centres., M20 bolts at 325 mm vertical centres., M20 bolts at 350 mm vertical centres.
M24 bolts at 85 mm vertical centres., M24 bolts at 100 mm vertical centres., M24 bolts at 125 mm vertical centres., M24 bolts at 150 mm vertical centres., M24 bolts at 175 mm vertical centres., M24 bolts at 200 mm vertical centres., M24 bolts at 225 mm vertical centres., M24 bolts at 250 mm vertical centres., M24 bolts at 275 mm vertical centres., M24 bolts at 300 mm vertical centres., M24 bolts at 325 mm vertical centres., M24 bolts at 350 mm vertical centres.