Replacement QRT Deluxe Retractor Fully Automatic (Dual Knobs) Mounted L-Track Fitting | Q8-6200-LSingle, Fully Automatic QRT Deluxe Retractor (Dual Knobs) Mounted with L Track Fitting Includes: Qty 1 QRT Deluxe Retractor w PLI Q8 6200 L THE RETRACTOR THAT CHANGED THE INDUSTRY The QRT Deluxe is the original self locking and self tensioning retractable system. The Deluxe features dual tightening knobs and is considered the industry standard. QRT Deluxe Brochure Vehicle Applications: School Bus, City Bus, Coach Bus, Rail, Community Transport,