Features:
【DURABLE MATERIAL】These five-star threaded knobs are made of plastic and carbon steel, durable, sturdy and wear resistant, which can ensure long-term use. The internal thread is clear and the force is evenly distributed.
【STAR SCREWS】This through-hole knob has a well-polished finish that provides a comfortable grip without scratching your hands. The ergonomic star shape allows for maximum control and flexibility, making it easy to tighten the nut by hand.
【EASY TO USE】The screw-in design makes installation, removal and adjustment easy. When installing, just align the internal threads with the screws and tighten them. They are great replacements for old or broken clamping knobs.
【WIDE APPLICATION】T-track knob can be used with your existing saw bars, drill presses, lathes, alignment jigs, fixtures, feather plates, or anywhere else that requires 3/8 inch-16 internal threads. They are widely used in lathes, mechanical equipment, instruments, food and industrial equipment.
【SIZE INFORMATION】You will receive 4 star knobs, enough for your replacement and practical needs. The size is 4x3.65x1.66cm/1.57x1.43x0.66inch and the thread inner diameter is 3/8inch. Please pay attention to the fit when purchasing.

Specifications:
Material: Plastic, carbone steel
Color: Black
Size: (Approx)(LxWxH) 4x3.65x1.66cm/1.57x1.43x0.66inch
Thread inner diameter: (Approx) 0.95mm/0.37inch (3/8inch)

Package Included:
4pcs x T-Track Knobs

Note:
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.