For Lockable Roof Bar Ladder Clamps The is a revolutionary universal design for the safe transporting and securing of ladders onto roof bars and racks. The is universally fitting to most roof bar and rack profiles, and most ladder types up to 3 tier types (max ladder weight 40kg). Manufactured from tough composite plastic using a stainless steel hook and accredited by 20g crash & life cycle testing, ensures years of dependable and corrosion free use. The innovative one touch clamping method ensures that the operation is FIVE times quicker than traditional screw down ladder clamps. The integral lock that sees an end to the days of rattling and easily lost padlocks. Product Specifications: Manufactured from tough composite materials 5 x faster than standard ladder clamps Accommodates 3 Tier ladders (max ladder weight 40kg) Locks & Keys are included Excellent corrosion resistance Maximum Clamping Height 280mm Minimum Clamping Height 87mm Square Bar Compatibility Up To 45mm x 40mm Rectangle Bar Compatibility Up To 60mm x 30mm Oval Bar Compatibility Up To 65mm x 45mm Hook Opening Maximum 59mm