HUAKE brand Cycloidal pin wheel reducer

Cycloidal Pin-wheel Gear Reducer XLd3 Flange Mount Reducer

Kipon Baveyes 0.7x Optical Focal Reducer Lens Adapter For Canon EF/EF-S Lens to Sony E-Mount Camera

Sky-Watcher 0.85x Focal Reducer/Corrector for ProED 100 & Evostar 100

Celestron Reducer Lens .7x - EdgeHD 1400 - Increases Field of View 43%

Fotodiox Pro Fusion Redux Smart AF Adapter with Focal Reducer for Canon EOS (EF) D/SLR Lens to Micro Four Thirds (MFT, M4/3) Mount Mirrorless Camera

High Precision Nema23 Planetary Gearbox Helical Gear Ratio 3~100:1 Input 6.35/8mm Output 16mm For Stepper Motor Reducer -------- Stable Internal Structure

Kipon Baveyes 0.7x Optical Focal Reducer-Speed Booster For Olympus OM Mount Lens to Fuji X Series Camera

110mm Stepper Motor Nema42 Planetary Gearbox Gear Speed Ratio 3:1 5:1 9:1~216:1 Input 19mm Output 19/22mm Servo Motor Reducer -------- Stable Internal Structure

Kipon Baveyes 0.7x Optical Focal Reducer-Speed Booster For Canon EF/EF-S Lens to Fuji X Series Camera

Kipon Baveyes 0.7x Optical Focal Reducer Lens Adapter For Leica R Lens to Micro Four Thirds Camera

Chimera Triolet, 1000 Watt Quartz Light with Mogul Socket, Reducer, Quick Release Speed Ring, and Euro Power Cord

Kipon Baveyes 0.7x Optical Focal Reducer-Speed Booster For Nikon F Mount Lens to Fuji X Series Camera

High Torque NMRV063 Worm Gear Reducer Gear Ratio 5:1 To 100:1 Input Hole 14mm/19mm/24mm Speed Reducer Suitable For Various Motor -------- Stable Internal Structure

Celestron Reducer / Corrector f/6.3.

Chimera Triolet, 1000 Watt Quartz Light with Mogul Socket, Reducer, Octaplus Ring, and Euro Power Cord

Kipon Baveyes 0.7x Optical Focal Reducer Lens Adapter For Pentax 67 Lens to Sony E-Mount Camera

Celestron Reducer Lens .7x - EdgeHD 925 - Increases Field of View 43%

High Torque World Gear Reducer Motor NMRV063 World Gear Reducer Deceleration Ratio 5: 1 To 100: 1 For CNC Device Stepper Motor -------- Stable Internal Structure

Kipon Baveyes 0.7x Optical Focal Reducer Lens Adapter For Pentax 645 Lens to Sony E-Mount Camera

Chimera Triolet, 1000 Watt Quartz Light with Socket, Reducer and Quick Release Speed Ring

Baader Planetarium 2" Erecting Prism Diagonal, 90 deg. with 2" Holder and 2" /1.25" Reducer

86mm Nema34 Planetary Reducer Speed Ratio 3:1 5:1 10:1 Input 12.7/14mm Stepper Motor Reduction Step-down Gearbox Planetary Gear -------- Stable Internal Structure

Celestron Reducer Lens .7x - EdgeHD 1100 - Increases Field of View 43%

Explore Scientific 3" Field Flattener and 7x Focal Reducer with 2" Adapter for ED APO 152mm F/8 Refractor Telescope

Bright Tangerine 6.6" Donut Reducer Ring - 143mm - For use with 143 mm Rubber Donut - 114 mm -

Celestron Reducer Lens .7x - EdgeHD 800 - Increases Field of View 43%

Kipon Baveyes 0.7x Optical Focal Reducer Lens Adapter For Hasselblad V Mount Lens to Sony E-Mount Camera

Worm Gear NMRV050 Reducer Deceleration Ratio 5: 1 To 100: 1 Input Shaft 11mm/14mm/19mm For Various Servo Motor An 3 Phase Motor -------- Stable Internal Structure

Nema42 110mm Planetary Gearbox Ratio 3-216:1 Speed Reducer 3000rpm Carbon Steel Gear Stepper Motor Servo Motor Planetary Reducer -------- Stable Internal Structure

Chimera Triolet, 1000 Watt Quartz Light with Mogul Socket, Reducer, and Octaplus Ring