FLOOR PROTECTOR: This tube insert protect your floor from scratches 
REDUCE NOISE: This tube insert can reduce the noise, no more worry about suffering a harsh sound when moving the chairs 
EASY INSTALLATION: Each tube insert comes with ribs

Product Name: Durable Dome Bolt Nut Hexagon Nylon Protection Cover Caps For Matching Screws
Material: Nylon
Size: M3/M4/M5/M6/M8/M10/M12
Colour: Black /white
Shape: Dome Bolt Nut Hexagon
Performance: Protective

FLOOR PROTECTOR: This tube insert protect your floor from scratches 
REDUCE NOISE: This tube insert can reduce the noise, no more worry about suffering a harsh sound when moving the chairs 
EASY INSTALLATION: Each tube insert comes with ribs

♥ High-Quality Material: High quality material: made of food grade silica gel, with good shock absorption effect. They are small in size and easy to install and use.
♥ Hardness: 30-80 Shore A
♥ Temperature Rang: -40℃ to 230℃，Special high temperature silicone stopper can even withstand up to 800℃
♥ Colors: Black,White Or according to the Pantone NO#.
♥ We provide rubber stopper customization service. We can produce rubber stoppers of various materials, sizes, hardness and colors according to your requirements. Please contact us for more information!

Product Name: Universal Gym Nylon Wearproof Bearing Pulley for Fitness Equipment Part 50-120mm
Material: Nylon
Size: 50/60/70/80/90/100/115/120mm
Colour: Black 
Performance: Non-scratch, Non-slip, Dust-proof, Waterproof, Rust-proof.

Material: PVC/rubber
Size: 12.7/15/18/21/24mm 
Colour: Clear
Shape: Round
Performance: Non-scratch, Non-slip, Dust-proof, Waterproof, Rust-proof.