Plastic Screw On Star Knob Grip Handgrip 8mm Female Threaded Dia 2pcs Product Name : Star Knob;Type : Screw On;Head Dia : 32mm / 1.3" Thread Hole Depth : 16mm / 0.6";Thread Hole Dia : 8mm / 0.323" Overall Height : 20mm / 0.8";Material : Metal , Plastic Color : Color;Black, Silver Tone : Black, Silver Tone Weight : 33g;Package Content : 2 x Star Knob