Starrett 657D Magnetic-Base Indicator Holder, Rigid Arm, 100 lbf Holding Power, Flat, 1 in

Magnetic-Base Indicator Holder, Arm Type Rigid, Base Height 1 15/16 in, Base Length 1 7/8 in, Base Size 1 7/8 in L x 1.625 in W x 1 15/16 in H, Base Type Magnetic, Base Width 1 5/8 in, Compatible Indicator Mounts Lug-on-Back, Holding Power 100 lbf, Maximum Reach 15 in, Step Type Flat, Working Length of Post/Lower Arm 7.5 in, Working Length of Snug/Third Arm 1 in, Working Length of Upper Arm 9.5 in, Base Thread Size 1/4 in-20, Construction Cast Iron, Includes Snug Yes, Magnet Type On/Off Knob Finish Black Includes Magnetic Base, Swivel Post Snug and Gage Holding Rod, Upright Post Assembly Including Post Series 657 Construction Cast Iron Step Type Flat Magnetic Pull (Lb.) 100 Screw Type Knob Switch Type Push button Snug Swivel Post Item Magnetic-Base Indicator Holder Compatible Indicator Mounts Lug-on-Back Holding Power 100 lbf Maximum Reach 15 in Base Type Magnetic Includes Snug Yes Arm Type Rigid Magnet Type On/Off Knob