Specification BaseType : Pedestal Brand : SPI BulletPoint1 : Bestyet indicator holder arm is adjustable with instant fixation in any position BulletPoint2 : A single knob controls all three joints, and the sturdy chrome-plated aluminum arms provide maximum rigidity and reliable fine adjustment BulletPoint3 : Fits indicators with dovetails and 3/8-inch stems: indicator is not included BulletPoint4 : Attaches to bases with M8 x 1.25 threaded mounts: base is not included BulletPoint5 : Genuine Swiss-made Color : Chrome ItemName : SPI 98-291-8 Bestyet Adjustable Indicator Positioner and Holder Arm: 10" Overall Length ItemShape : 12 inch ItemTypeKeyword : indicator-stands Manufacturer : MSC Industrial ModelName : 98-281-8 ModelNumber : 98-281-8 PartNumber : 689448 ProductDescription : The SPI 98-291-8 "Bestyet" indicator holder arm is adjustable with instant fixation in any position. A single knob controls all three joints. Sturdy chrome-plated aluminum arms provide maximum rigidity and reliable fine adjustment. Fits indicators with dovetails and 3/8-inch stems (indicator is not included). Attaches to bases with M8 x 1.25 threaded mounts: base is not included.