Top Helical Worm Gearbox

Liftmaster/Chamberlain- Sears/Craftsman 41a4885-2 Genuine Replacement Part Gear and Sprocket Kit, DC Belt

  • Liftmaster 41A4885-2 Belt Drive Gear and Drive Pully Set.
  • Includes:Drive shaft with belt pulley,spring washer, and.
  • thrust washer, retaining ring, bearing plate, and.
  • roll pins (2), drive gear, worm gear, helical gear with retainer, grease,installation instructions..
  • For BELT DRIVE Units only Manufactured 1984-2001..
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Lewmar V700 12V Vertical Windlass for 1/4 G4 Chain Fall Safe Gypsy Maximum Pull 700 lbs 316 Stainless Steel Construction IP67 Rated Housing for Powerboats and Sailboats 20 -30 - 2020201176

  • SIMPLIFY ANCHORING— Our windlass moves rode chain, or all chain anchor lines up or down with the touch of a button. The style deck unit is designed to conceal a robust, reliable drive train, worm gearbox and splined shaft for maximum strength and control.
  • EASY TO INSTALL — The Lewmar anchor windlass is quick and easy to install on your deck with our FastFit feature. This can be done by one person and the clamping system aligns the deck unit and motor gearbox for a perfect fit the first time.
  • EVERYTHING YOU NEED — The Lewmar windlass has everything needed for a low-profile, anchoring system. The kit includes a windlass, rocker switch, breaker, two-direction solenoid and a handle for power and sailboats 40'-50' and fits a 1/4" G4 chain.
  • COMPACT & DURABLE —The Lewmar V3 windlass doesn't take up too much room on your boat and stylishly hides the drive train, gearbox and shaft. Constructed with tough stainless steel, our windlass will keep your ropes protected for a long time.
  • TRUSTED BRAND — Our windlass kit is from Lewmar, the premiere equipment supplier- designing, manufacturing and distributing innovative, high-quality control solutions worldwide since 1946. Lewmar offers the highest levels of quality in the industry.
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Toast!

  • KIDS LEARN how gears can reduce or increase speed and learn how worm drives are used to change rotational speed. Build 12 working models such as an experimental crane, a helicopter, a gearbox and more..
  • EASY TO FOLLOW INSTRUCTIONS + INCLUDES 16 pages of theory and amazing facts with explanations of the different scientific principles accompanied by fun experiments to test newly acquired knowledge. A 3 page quiz section is also included..
  • CHOSEN as one of 21 best stem toys and gadgets to get your kid interested in tech..
  • GENERAL- For ages 9+. Our Interactive 3D app lets children build in virtual reality..
  • WITH AWARD-WINNING components designed by Engino, complex scientific concepts are brought into clear focus for budding engineers and scientists. Make education fun with Engino, proudly made in Europe..
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Mechanical Tapeworm

  • KIDS LEARN how gears can reduce or increase speed and learn how worm drives are used to change rotational speed. Build 12 working models such as an experimental crane, a helicopter, a gearbox and more..
  • EASY TO FOLLOW INSTRUCTIONS + INCLUDES 16 pages of theory and amazing facts with explanations of the different scientific principles accompanied by fun experiments to test newly acquired knowledge. A 3 page quiz section is also included..
  • CHOSEN as one of 21 best stem toys and gadgets to get your kid interested in tech..
  • GENERAL- For ages 9+. Our Interactive 3D app lets children build in virtual reality..
  • WITH AWARD-WINNING components designed by Engino, complex scientific concepts are brought into clear focus for budding engineers and scientists. Make education fun with Engino, proudly made in Europe..
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Worms Rumble Standard - Nintendo Switch [Digital Code]

  • KIDS LEARN how gears can reduce or increase speed and learn how worm drives are used to change rotational speed. Build 12 working models such as an experimental crane, a helicopter, a gearbox and more..
  • EASY TO FOLLOW INSTRUCTIONS + INCLUDES 16 pages of theory and amazing facts with explanations of the different scientific principles accompanied by fun experiments to test newly acquired knowledge. A 3 page quiz section is also included..
  • CHOSEN as one of 21 best stem toys and gadgets to get your kid interested in tech..
  • GENERAL- For ages 9+. Our Interactive 3D app lets children build in virtual reality..
  • WITH AWARD-WINNING components designed by Engino, complex scientific concepts are brought into clear focus for budding engineers and scientists. Make education fun with Engino, proudly made in Europe..
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Sunex 8300GB, Foldable Engine Stand, ½ Ton Capacity, Self-Locking Worm Drive Gearbox, Foldable, Adjustable, Caster Wheels, Four Wheel Base

  • Handles and positions virtually all automotive engines for repair or maintenance.
  • 63 to 1 ratio worm drive gearbox easily rotates engine by a simple turn of the crank handle.
  • Safety self-locking feature secures the engine in desired position.
  • Space-saving foldable design for storage.
  • Ball-bearing mounted swivel caster wheels for maneuverability include safety locks to prevent stand from moving.
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Explosion Proof 20L Rotary Evaporator Bundle - Includes 2100 Watt Low Temperature Chiller and Solvent Resistant Vacuum Pump

  • 1.All the wetted components are made of high quality boro 3.3 glass and PTFE, for excellent corrosion resistance..
  • 2.High torque motor, high precision worm-gear gearbox and hand lift components for years of quiet and reliable operations..
  • 3.1-year hassle-free warranty and life-long parts and phone support..
  • 4.High precision vacuum seal and vapor tube design leads to ultimate vacuum performance (1 mbar end vacuum, 003c 1 mbar/min vacuum leakage)..
  • 5.Easy and straight forward operation of speed and temperature controller..
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Gear and Sprocket Kit 041C4220A Replacement for Liftmaster Chamberlain Sears Craftsman Garage Opener Parts,Include Helical Gear,Worm Gear,Wear Bushings,Grease etc Chain Drive Gear Hardware Part

  • Complete kit includes: Helical gear and top hat assembly, worm gear, wear bushings, grease, and hardware needed to replace the chain drive gears..
  • Our Chain Drive Gear and Sprocket Kit is a complete chain drive gear and sprocket replacement kit. This gear and sprocket assembly is compatible with various chain drive garage door openers.
  • Replacement parts for chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models..
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Muck Arctic Sport High Performance Tall Steel Toe Insulated Men's Rubber Work Boots,Black,10 M US

  • KIDS LEARN how gears can reduce or increase speed and learn how worm drives are used to change rotational speed. Build 12 working models such as an experimental crane, a helicopter, a gearbox and more..
  • EASY TO FOLLOW INSTRUCTIONS + INCLUDES 16 pages of theory and amazing facts with explanations of the different scientific principles accompanied by fun experiments to test newly acquired knowledge. A 3 page quiz section is also included..
  • CHOSEN as one of 21 best stem toys and gadgets to get your kid interested in tech..
  • GENERAL- For ages 9+. Our Interactive 3D app lets children build in virtual reality..
  • WITH AWARD-WINNING components designed by Engino, complex scientific concepts are brought into clear focus for budding engineers and scientists. Make education fun with Engino, proudly made in Europe..
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Astromania 60mm Compact Deluxe Finder & Guidescope Kit with 1.25' Double Helical Focuser - Guiding with The Mini-Guide Scope: So Astrophotography is Easier and Less Equipment

  • ...rled ring allows easy and precise fine focus adjustments. It comes with matching pipe clamps and a Synta-style mounting plate to make assembly and installation as easy as possible..
  • Have a built-in worm-focuser with Brass Compression Ring and 2 thumbscrews,45mm focusing range (10mm focusing range with micro-focusing Helical focuser, the rest is by a fixable, scaled drawtube) is made possible by an extremely precise focus adjustment. The mechanism has a determined orientation: This is mounted cameras or eyepieces - and thus also the area with your guide stars - not rotate during focusing..
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SVBONY SV106 Guide Scope with Helical Focuser Finder and Guide Scope Multi-Use for Astronomical Telescope 50mm

  • 50mm Guide scope will help guide you to capturing higher quality astrophotos. with its 50mm lens and smooth helical focuser, the versatile 50mm multi-use guide scope with helical focuser is an ideal addition to any astrophotographers collection of gear.
  • Multi-use guide scope with helical focuser features a built-in helical focuser that allows precise focus adjustments with zero flexure for rigid performance. obtaining a clear, sharply focused view of potential guide stars is quick and easy with this sturdy scope.
  • High power guide scope features a machined, knurled ring to make fine focus adjustments nice and easy, while a thumbscrew lets you lock-down the focuser in-place once adjustments are complete. the focuser boasts 8 mm of precise helical focus travel, plus telescoping drawtube housing provides up to 30 mm of additional back-travel if needed for your particular autoguider device.
  • This complete guide scope comes with two heavy-duty guide scope rings and a 3.5" long, 1.18"wide dovetail mounting bar, which is compatible with dovetail finder scope bases for easy attachment. the dovetail bar features five threaded through-sockets for versatile attachment options. the included guide scope rings feature six metal thumbscrews for precise aiming.
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BROTHERS WORM FARM - 100 Live Compost Worms Ideal for Worm Bins Gardens & Composting Includes Starter Worm Food Packet! Bred Sustainably.

  • PERFECT FOR WORM BINS & GARDENS: Use in your indoor worm bin, outdoor worm composter, or garden.
  • STARTER WORM FOOD INCLUDED: Ships with a packet of chow for your 1st few compost worm feedings.
  • SOLD BY A REAL WORM FARM: We're experienced pros w/ fanatical support for your worm farming journey.
  • SHIPPING & QUANTITY GUARANTEE: We’ll deliver live compost worms in the quantity you ordered.
  • WHY COMPOST WITH WORMS? It’s fun, educational, and great for the environment.
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