Dual Wall Heat Shrink Dispenser Set -to-length dual wall heat shrink tubing used to insulate and protect wires from abrasion and environmental elements. Shrink Ratio 3:1 Set Includes:. Countertop or wall mount steel rack with support bar to hold cartons in place during dispensing . (6) sizes of Shrink Tubes: . ATD-30601 1/8” x 15’ . ATD-30602 3/16” x 15’ . ATD-30603 1/4” x 10’ . ATD-30604 3/8” x 10’ . ATD-30605 1/2” x 10’ . ATD-30606 5/8” x 10’ Merchandiser Dimensions:. Size: 12-1/2 x 6-5/8 x 9-1/2 306 Yes - LEAD AND LEAD COMPOUNDS