The Filmtools MSC 1/4"-20 Star Lobe Knob mSC 1/4"-20 Star Lobe Knob Key Specs Type Lobed Style Threaded Stem Head Diameter (Decimal Inch) 1.5200 Number of Points 5 Stem Size 1/4-20 Material Thermoplastic Elastomer Color Black Height (Inch) 1.09 Hub Diameter (Decimal Inch) 0.6900 Hub Height (Decimal Inch) 0.1800 Thread Length (Decimal Inch) 1.0000 Thread Length (Inch) 1 Thread Length (mm) 25.000. The Filmtools MSC 1/4"-20 Star Lobe Knob is a dependable choice for professional production work.
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.