Like everyone else down here, I use ratchet straps to tie things down in the truck. They work great, but the UX leaves something to be desired, and it's never a quick operation. Outdoor gear company Nite Ize has patented an alternative, at least for small loads: Their Figure 9
Nite Ize Figure 9 Carabiner Rope Tightener, Large, Black
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Figure 9® Carabiner Rope Tightener - Small – Nite Ize UK
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Country of Origin:China Package length:5.5 Package width:2.5 Package height:3.35
Nite IZE Figure 9 Carabiner Rope Tightener, Large Aluminum Rope Tightening Mechanism with Carabiner Clip, Fits Rope 3mm-9mm, 150LB Load Limit
Nite-Ize- FIGURE 9® Carabiner Rope Tightener — Canadian Preparedness
Nite Ize Figure 9 Carabiner Rope Tighterner : : Sports & Outdoors
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Nite Ize Figure 9 Rope Tightener - Small - Drifters Adventure Centre
Nite Ize's Figure 9 Carabiner Lets You Fasten Ropes Without Tying Knots - Core77
Nite Ize Nite Ize Figure 9 Carabiner Rope Tightener, Fits Rope 3mm-9mm, 150LB Load Limit
Figure 9® Rope Tightener Nite-Ize — Canadian Preparedness