Features:

Made of high quality material, these pulleys are durable, sturdy and wearable.

Internal lubrication grease, smooth operation, good mute effect.

U-shape groove design, smooth surfa...

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Features:

Made of high quality material, these pulleys are durable, sturdy and wearable.

Internal lubrication grease, smooth operation, good mute effect.

U-shape groove design, smooth surface reduces friction.

There are total 4 pieces of pulleys in one set that you many use for many projects.

Widely used in doors and windows to track and drive mechanical equipment.


Specifications:

Model: 0840UU

Type: U-groove

Material: Metal, plastic

Color: Black

Inner Diameter: 8mm/0.3in

Outer Diameter: 40mm/1.6in

Thickness: 20.7mm/0.8in

Quantity: 4pc

Weight: 109g(approx.)


Package Includes:

4 x Pulleys



  • PREMIUM QUALITY MATERIAL--These U- Bearings are made of material, which are and wearable enough to ensure a long lasting performance
  • OFFERS SMOOTH WORKING PROCESS--There are internal lubrication grease in the U- Wheels, which can provide a smooth and good mute effect
  • U SHAPE DESIGN OFFER BETTER PERFORMANCE--These Pulley Rail Ball Bearings adopts with a U-shape design, which have smooth to reduce friction
  • HIGH-VALUED PACKAGE--There are total 4 pieces of pulleys in one set that you many use for many projects upon your purposes
  • WIDELY APPLICATIONS--These U-type Pulleys have widely applications during daily life, and they can be widely used in doors and to track and drive mechanical equipment.
  • PREMIUM QUALITY MATERIAL--These U- Bearings are made of material, which are and wearable enough to ensure a long lasting performance
  • OFFERS SMOOTH WORKING PROCESS--There are internal lubrication grease in the U- Wheels, which can provide a smooth and good mute effect
  • U SHAPE DESIGN OFFER BETTER PERFORMANCE--These Pulley Rail Ball Bearings adopts with a U-shape design, which have smooth to reduce friction
  • HIGH-VALUED PACKAGE--There are total 4 pieces of pulleys in one set that you many use for many projects upon your purposes
  • WIDELY APPLICATIONS--These U-type Pulleys have widely applications during daily life, and they can be widely used in doors and to track and drive mechanical equipment.