product purchase to mount a kayak RTM Quatro the garage ceiling. The rope is a little stiff. The 300kg seem unattainable. Please note the bar is not supplied fasteners and hooks at the ends are wide enough and a little sharp. Provide mousquetton 6mm shackle or at least to attach the palants. Also watch the 2 systems together going back to the hoist envrion max 35 cm.