Bettomshin 8Pcs Star Knobs, M8(8mm) x 32mm Female Thread Clamping Handle, Hand Star Knobs, Metal Thread Nut Handle Knobs for Mechanical Equipment, Instrument Apparatus,Industry Equipment, Black 32mm;8PCS sound you can also use it

you can also use it with other action camera which has a 1/4 screw hole

80mm / 3inch

HOW TO USE:Plucked on string instrument's fretboard

4lbs) Folded size: 305x140mm (12x5

Bettomshin 8Pcs Star Knobs, M8(8mm) x 32mm Female Thread Clamping Handle, Hand Star Knobs, Metal Thread Nut Handle Knobs for Mechanical Equipment, Instrument Apparatus,Industry Equipment, Black 32mm;8PCS sound you can also use itBettomshin 8Pcs Star Knobs, M8(8mm) x 32mm Female Thread Clamping Handle, Hand Star Knobs, Metal Thread Nut Handle Knobs for Mechanical Equipment, Instrument Apparatus,Industry Equipment, Black Bettomshin Star Shape Knob Prodect Specification: Knob Materical: Black BakliteKnob diameter is 32mm 1. 26 inchThread Nut Materical: Galvanized BrassThread Nut Specification: M8Shape: 5 Points StarProdect Advantage: 1. The product is made of high quality