Top Mechanical Pulleys and Sheaves for Power Transmission

The best Mechanical Pulleys includes WINSINN 20T Timing Belt Pulley (5-Pack), QWORK 3" Single Groove V-Belt Sheave, Zeberoxyz GT2 Timing Pulley Set (2PCS) and many others as mentioned below.

1

WINSINN 20T Timing Belt Pulley (5-Pack)

  • 20 teeth for precise timing and synchronization.
  • 5mm bore fits standard shafts easily.
  • Compatible with 6mm width GT2 belts.
  • High-quality aluminum for durability and strength.
  • Includes screws and Allen wrench for easy installation.
  • Ideal for 3D printers, CNC machines, robotics.
  • Five-pack ensures spares for multiple projects.
  • Average Rating out of 5:
  • Price Range: $6.99
2

QWORK 3" Single Groove V-Belt Sheave

  • Durable cast iron construction for longevity.
  • 3" outside diameter for versatile applications.
  • 1 groove design for efficient power transfer.
  • Fixed bore type for easy installation.
  • Compatible with V-Belt Section 4L, A, AX.
  • Anti-corrosion finish ensures reliable performance.
  • Perfect for various industrial and DIY projects.
  • Average Rating out of 5:
  • Price Range: $13.97
  • Size: 1/2" Bore, 2.05" OD,1/2" Bore, 2.85" OD,1/2" Bore, 3.05" OD,1" Bore, 2.45" OD,1" Bore, 2.5" OD,1" Bore, 2.55" OD,1" Bore, 2.80" OD,1" Bore, 3.05" OD,1" Bore, 3.75" OD,1" Bore, 4.25" OD,1" Bore, 4.45" OD,1" Bore, 5.75" OD,1" Bore, 5.95" OD,1" Bore, 6.95" O
  • Material: Cast Iron
3

Zeberoxyz GT2 Timing Pulley Set (2PCS)

  • High-quality aluminum alloy construction.
  • Surface oxidation treatment for durability.
  • Accurate gear ratio without slipping.
  • Smooth transmission with precise tooth pitch.
  • Easy to install and disassemble.
  • Suitable for various machinery applications.
  • Energy-efficient with high transmission efficiency.
  • Average Rating out of 5:
  • Price Range: $12.89
4

QWORK 2-1/2" OD V-Belt Sheave

  • 2-1/2" outer diameter for optimal performance.
  • Single groove design for efficient power transmission.
  • 5/8" bore fits standard shaft sizes.
  • Compatible with V-Belt sections 4L, A, AX.
  • Made from durable cast iron material.
  • Corrosion-resistant for long-lasting use.
  • Ideal for various mechanical applications.
  • Average Rating out of 5:
  • Price Range: $9.97
5

CMFG AK15-1/2 V-Belt Pulley, 1.55" OD

  • 1.55-inch outer diameter for efficient performance.
  • 1/2-inch bore for versatile applications.
  • Compatible with "A", "3L", or "4L" v-belts.
  • Constructed from durable cast iron material.
  • Designed for compressors and power transmission devices.
  • Static balance ensures smooth operation and reliability.
  • Overload protection to prevent damage and enhance durability.
  • Average Rating out of 5:
  • Price Range: $19.99
  • Size: 1.55 inch OD, 1/2 Inch Bore,1.55 inch OD, 5/8 Inch Bore,1.75 inch OD, 1/2 Inch Bore,1.75 inch OD, 5/8 Inch Bore,1.85 Inch OD,3/4 inch bore,2 inch OD, 5/8 inch Bore,2 inch OD, 5/8 inch bore,2.2 inch OD, 5/8 Inch Bore,2.2 inch OD, 7/8 Inch Bore,2.45 inch OD
  • Material: Cast iron; G3000
6

3Dman GT2 20 Toothless Idler Pulley (10pcs)

  • Compatible with GT2 6mm wide timing belt.
  • 20 toothless design for smooth operation.
  • Bore size of 5mm for easy installation.
  • Constructed from durable aluminum alloy material.
  • Ideal for 3D printers and CNC applications.
  • Helps reduce friction in mechanical transmissions.
  • Pack of 10 for convenient use and replacement.
  • Average Rating out of 5:
  • Price Range: $11.99
  • Color: 20Toothless 5mm Bore
7

WINSINN GT2 Idler Pulley (20T, 5-Pack)

  • Durable aluminum construction for long-lasting use.
  • 20 teeth for precise power transmission.
  • 5mm bore for secure shaft fitting.
  • Compatible with 6mm width GT2 belts.
  • Ideal for 3D printers and CNC machines.
  • Ensures reliable performance in compact setups.
  • Low maintenance for consistent belt tension.
  • Average Rating out of 5:
  • Price Range: $8.99
  • Color: 5mm Bore With Tooth
  • Material: Aluminum
8

Yeebyee Single Groove V-Belt Sheave (AK20-1/2")

  • High-quality cast iron construction for durability.
  • 2.0-inch outside diameter for versatile use.
  • 1/2-inch bore size for easy installation.
  • Designed for smooth V-belt operation.
  • Low noise and vibration during operation.
  • Ideal for agricultural and industrial machinery.
  • Includes screws and Allen key for assembly.
  • Average Rating out of 5:
  • Price Range: $13.99
9

Saelno AK32-5/8 V-Belt Pulley 3.25" OD

  • 3.25" outer diameter for optimal performance.
  • 5/8" bore suitable for standard shaft sizes.
  • 1 groove design for efficient power transmission.
  • Compatible with A, 3L, and 4L V-belts.
  • Made from durable cast iron material.
  • Statically balanced for smooth operation.
  • Rust-resistant surface for long-lasting use.
  • Average Rating out of 5:
  • Price Range: $14.49
10

Saelno AK25-3/4 V-Belt Pulley 2.5" OD

  • Durable cast iron construction for longevity.
  • 2.5-inch outside diameter for versatile applications.
  • Equipped with a 3/4-inch bore size.
  • Designed for standard A, 3L, and 4L belts.
  • Statically balanced for smooth operation.
  • Surface treated for rust resistance.
  • Suitable for various power transmission devices.
  • Average Rating out of 5:
  • Price Range: $12.49
11

Phoenix V-Belt Pulley [3/4in. Bore]

  • Durable construction for long-lasting performance.
  • 3/4" inner diameter for compatibility with various applications.
  • 6" outside diameter for efficient power transmission.
  • Fits 4L/A and 5L/B belt types.
  • Precise offsets for optimal alignment and efficiency.
  • Ideal for industrial and commercial use.
  • Easy installation and maintenance for convenience.
  • Average Rating out of 5:
  • Price Range: $15.12
12

MINERGUY AK20 V-Belt Pulley 2" OD

  • Durable cast iron construction for longevity.
  • 2-inch outside diameter for effective performance.
  • 5/8 inch bore suitable for various applications.
  • Single groove design for efficient power transmission.
  • Compatible with V-belt sections 3L, 4L, A, AX.
  • Easy installation, no bushing required.
  • Reliable and smooth operation for users.
  • Average Rating out of 5:
  • Price Range: $9.99
13

T TERRE Heavy Duty 4" V-Groove Pulley

  • Heavy duty 4" V-groove drive pulley.
  • Precision engineered 1/2" bore for optimal fit.
  • Durable Z3A zinc alloy die cast construction.
  • Compatible with 4L/A belts for versatility.
  • 34° groove angle for efficient belt alignment.
  • Secure mounting with set screw hole design.
  • One-year warranty against material and workmanship defects.
  • Average Rating out of 5:
  • Price Range: $13.50
14

uxcell 20 Teeth Aluminum Timing Belt Pulley

  • Durable aluminum alloy construction for longevity.
  • 20 teeth for efficient power transmission.
  • 8mm bore diameter for compatibility with various shafts.
  • 5mm pitch suitable for 15mm timing belts.
  • Ideal for milling machines and 3D printers.
  • Easy installation and reliable performance.
  • Package includes one timing belt pulley.
  • Average Rating out of 5:
  • Price Range: $9.99
15

DORUNDEA 2pcs 60T Aluminum Pulley Set

  • Includes 2pcs 60T 2GT aluminum pulleys.
  • Contains 2pcs 20T 2GT aluminum pulleys.
  • Features 2pcs 200mm closed loop rubber belts.
  • Bore size of each pulley is 5mm.
  • Compatible with 6mm width 2GT timing belts.
  • Ideal for 3D printers and CNC machines.
  • Durable construction for reliable performance.
  • Average Rating out of 5:
  • Price Range: $12.99
16

KCNOFNC Cable Pulley Wheel (2 Pack)

  • Double bearing design for smooth, quiet operation.
  • Durable stainless steel construction for indoor use.
  • 360° swivel top ring prevents tangling of ropes.
  • Max loading capacity of 551 pounds.
  • Safe loading capacity up to 137 pounds.
  • Compatible with ropes up to 0.314 inches wide.
  • Includes two pulleys in each pack.
  • Average Rating out of 5:
  • Price Range: $11.99
17

Phoenix Mfg. V-Belt Pulley 1" Bore

  • Durable split steel construction for long-lasting use.
  • 1-inch bore for easy installation and compatibility.
  • 4.5-inch outside diameter for versatile applications.
  • Standard 1/4-inch shaft keyway size included.
  • Two factory-inserted set screws for added strength.
  • Ideal for heavy-duty industrial use and projects.
  • Reliable performance in various pulley systems.
  • Average Rating out of 5:
  • Price Range: $12.39
  • Size: ‎4.5" OD
18

Phoenix Mfg. V-Belt Pulley - 4" Dia.

  • Durable V-belt pulley for reliable performance.
  • 4-inch outside diameter for versatile applications.
  • 1-inch bore size fits standard shafts.
  • Width of 0.85 inches for optimal fit.
  • Compatible with 4L/A and 5L/B belts.
  • Front side offset of 0.92 inches.
  • Back side offset of 0.08 inches.
  • Average Rating out of 5:
  • Price Range: $19.36
19

T TERRE V-Groove Drive Pulley [2", 5/8" Bore]

  • Durable die cast Z3A zinc alloy construction.
  • 2-inch diameter for versatile applications.
  • 5/8-inch bore ensures secure fittings.
  • Compatible with 4L/A belts for flexibility.
  • 34° groove angle for optimal belt performance.
  • Set screw hole for secure mounting.
  • One-year warranty against defects and workmanship.
  • Average Rating out of 5:
  • Price Range: $14.50
20

Phoenix Mfg. 6" V-Groove Drive Pulley

  • Durable steel construction for long-lasting performance.
  • 6" diameter for versatile applications.
  • 1" bore size fits various shaft sizes.
  • Compatible with 4L/A and 5L/B belts.
  • 0.85" width for optimal power transmission.
  • Offset design enhances alignment and stability.
  • Ideal for industrial and DIY projects.
  • Average Rating out of 5:
  • Price Range: $16.48
21

QWORK Single Groove V-Belt Sheave (AK3534)

  • Durable cast iron construction for longevity.
  • Designed for standard V-Belt section 4L, A, AX.
  • 3.75-inch outside diameter for optimal performance.
  • 1 groove for effective V-belt engagement.
  • Fixed bore type for easy installation.
  • Anti-corrosion finish for reliable use outdoors.
  • Compatible with 3/4-inch shaft diameter.
  • Average Rating out of 5:
  • Price Range: $14.47
22

Befenybay 2GT Timing Pulley Kit (20-60T)

  • Durable aluminum alloy construction ensures longevity.
  • Surface oxidation treatment prevents corrosion and wear.
  • Compatible with various machinery and transmission systems.
  • 8mm bore diameter for versatile applications.
  • Easy assembly and disassembly for convenience.
  • Includes all necessary components for quick setup.
  • Perfect for milling and drilling machine use.
  • Average Rating out of 5:
  • Price Range: $13.99
23

MINERGUY BK28 V Belt Pulley 2.9"

  • Durable cast iron construction for longevity.
  • Epoxy powder coating for corrosion resistance.
  • 2.9" outer diameter for efficient performance.
  • Designed for 3/4" keyed shaft compatibility.
  • Single groove design for versatile applications.
  • Compatible with 4L, 5L, and B belts.
  • Easy installation with 2 hex set screws.
  • Average Rating out of 5:
  • Price Range: $12.99
24

AosBet Ceiling Mount Pulley [Pack of 6]

  • Pack of 6 durable ceiling mount pulleys.
  • 1-1/2 inch size for versatile applications.
  • Supports up to 190kg/420lb working load.
  • Corrosion-resistant iron with zinc plating finish.
  • Easy installation with movable shafts and tight pins.
  • Suitable for indoor and outdoor use.
  • Not for overhead lifting; follow safety guidelines.
  • Average Rating out of 5:
  • Price Range: $23.79
25

Saelno AK6178 V-Belt Pulley, 5.95" OD

  • Durable cast iron construction for long-lasting performance.
  • 5.95-inch outer diameter for versatile applications.
  • 7/8 inch bore fits standard shaft sizes.
  • Compatible with A, AX, 3L, 4L V-belt sections.
  • Statically balanced for smooth operation and reduced vibration.
  • Surface anti-rust treatment for enhanced durability.
  • Ideal for motors, compressors, and power transmission devices.
  • Average Rating out of 5:
  • Price Range: $23.59
26

Fuerduo Double Groove V-Belt Pulley 20mm

  • Durable split steel construction for long-lasting use.
  • Ideal for 20mm bore shaft applications.
  • Compatible with 168F/170F gas engines.
  • Precision design ensures reliable performance.
  • Easy to install and maintain.
  • Perfect for various engine setups.
  • Enhances power transmission efficiency.
  • Average Rating out of 5:
  • Price Range: $14.69
27

MECCANIXITY 20T Aluminium Timing Pulley (2-Pack)

  • High-quality aluminium alloy construction.
  • Perfect for 3D printers and CNC machines.
  • Accurate and stable synchronous transmission.
  • Low noise operation with buffering capabilities.
  • Easy installation with included screws.
  • Large power transmission range for flexibility.
  • Check specifications before ordering for compatibility.
  • Average Rating out of 5:
  • Price Range: $6.19
  • Color: Silver Tone
28

Newwish GT2 Idler Pulley 16T (10pcs)

  • High-quality aluminum construction for durability.
  • Surface oxidation treatment for corrosion resistance.
  • Lightweight design with excellent strength.
  • Standardized GT2 tooth profile for stability.
  • Easy installation with double bearings.
  • Compatible with 3D printers and CNC machines.
  • After-sales guarantee for defective items.
  • Average Rating out of 5:
  • Price Range: $8.98
29

CNBTR 8mm Single Groove Pulley Wheel

  • Durable silver aluminum alloy construction.
  • Fixed 8mm bore for secure attachment.
  • Single groove design for synchronous belts.
  • Compatible with 3-5mm PU round belts.
  • Lightweight and easy installation at high altitudes.
  • Ideal for gym equipment and DIY projects.
  • Dimensions: 41mm diameter, 16mm thickness.
  • Average Rating out of 5:
  • Price Range: $7.49
  • Size: ‎41*8mm