1” (25 mm) capacity up to 85' (25 m). Passes 90° bends in most 1 3/16” (30 mm) lines.Small diameter and tight turn radius camera allows lines up to 85' (25 m) to be inspected with tight turns in 1" (25 mm) linesLightweight and compact unit allows for easy transport and efficient storage.Interchangeable drums let you change out the inner drum depending on the application.L100/L100C - 1 1?2" to 5" (40 - 125 mm) lines with a stiffer push cable allowing you to inspect lines up to 100' (30 m)D30 and D65S - Small diameter with tight turns, 1 1?2" to 4" (40 - 100 mm) P-traps, toilet traps, pool lines up to 65' (20 m)N85S - Ultra small diameter lines 1" to 2" (25 - 50 mm) with tight turns for specialized applications