UL S-2 Inspection MirrorDouble ball joint links swivel mirrors for viewing to 360º. Replaceable clear glass mirrors for perfect reflection. Non-rotating inner hex rods on telescopic models prevent mirrors from swinging out of alignment when in use. Insulated vinyl grip on all models. Length: 11 in [Min], 15 in [Max]; Mirror/Magnifier Size: 3-1/4 in Dia.; Shape: Round; Wt.: 4.10 lb.