Q'Straint Q-8300-A1-SC QRT MAX Fully Automatic,self tensioning, automatic locking, wheelchair tie down system with Combination Retractable Occupant Securement Lap and Shoulder Belt. The Q-8300-A1-SC is mounted with Slide-N-Click Fittings and will include the Slide-N-Click Bottom Anchorages. The Q'Straint QRT MAX is a Automatic-locking, self-tensioning, fully automatic retractable wheelchair tie-down system. The QRT Deluxe Fully Automatic features allow the operator to efficiently attach the wheelchair strap and J hook to a solid frame member on the wheelchair and automatically tensions the wheelchair tiedown strap and secures the wheelchair with the self-locking feature. The Q’Striant Slide-N-Click is one of the most advanced innovations in Fixed Wheelchair Securement Anchorages and allows for a 360 degree rotation of the QRT Retractor with one hand operation. The Slide-N-Click bottom Anchorage is installed with a single bolt and reduces a complicated installation and alignment process. The low profile design of the bottom anchorage allows the wheelchair to easily maneuver around or over it without impeding movement. The Slide-N-Click in manufactured with cast stainless steel for maxim durability and strength. This Q-8300-A1-SC includes the Following: 4-Q8-6209-SC QRT MAX Retractors (Slide-N-Click) 1-Q8-6326-A1 Combination Occupant Securement Lap and Shoulder Belt 1-Mounting Hardware for Shoulder Belt 4-Q8-7580-A Bottom Slide-N-Click Anchorages 1-Instruction Adhesive Label 1-QRT Installation Instructions 1-Instruction Guide for Operator 1-Warranty Card (3 Year Manufacture Warranty) FREE SHIPPING