Streamlight 61306 ProTac HL USB Headlamp 120V AC - Clam - Black Hand Tools The rigid 51070 e-735 1-1/4-inch

The rigid 51070 e-735 1-1/4-inch stud adaptor has a 1-1/4-inch size

3 to 5 threads chamfered

only 4-Inch

Mounted on 1/4-Inch shafts

thermal overload protection

Streamlight 61306 ProTac HL USB Headlamp 120V AC - Clam - Black Hand Tools The rigid 51070 e-735 1-1/4-inch1000 Lumens; 120V AC 90 Degree tilting head reduces Neck fatigue USB Rechargeable; USB Port Protected By Rubber BootThe ProTac HL Series now has a hands free, USB rechargeable lighting solution! When your task requires both hands and a bright light with a wide, flood beam, reach for the ProTac HL USB headlamp. Charge on the go using almost any USB source, and since it accepts multiple battery sources as a backup, youll always have power when you need