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PRETYZOOM 4pcs M8x60mm Plastic Star Knob Screw Handles, Machine Tightening Thumb Screws Replacement for Umbrella Base, Adjustable Thread Grip Hand Wheels for Industrial Use

PRETYZOOM 10pcs Star Knobs Threaded Hand Knobs Plastic Clamping Screw-on Handles with M8 Brass Insert Nuts for Mechanical and Industrial Equipment

Beaupretty 4pcs M8x60 Star Knob Thumb Screw Handle Plastic Grip Mechanical Adjustable Machine Screw Knobs for Clamping and Quick Disassembly Industrial Use

ERYUE Female Thread Clamping Knob Durable 7 Star Head Nuts for Industrial Accessories M12 X 65 for Replacement Parts

FRCOLOR 4pcs M8x60mm Plastic Star Knob Screw Handles Set, Thumb Grip Clamping Machine Tightening Replacement Parts for Industrial Equipment

minkissy 4pcs M10 X 25mm Star Knobs with 38mm Plastic Hexagon Handles and Steel Clamping Screws, Threaded Clamping Screw Knob Set for Industrial Machinery and Equipment

Ipetboom 4pcs M8x60 Hex Star Knobs Plastic Clamping Hand Wheels Adjustable Machine Screw Thread Replacement Locking Star Handle for Industrial Equipment

minkissy 20pcs M6x32 Star Shaped Threaded Hand Knobs with Thru Hole, Knurled Clamping Screw-on Handle Nuts for Industrial Machine Tool Use