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Shimano MF-TZ500 7-speed multiple freewheel, 14-28 tooth

• 7-speed gear range for versatile riding - 14-28 tooth cassette provides a practical gear range suitable for commuting, recreational riding, and moderate hills, offering enough versatility for varied terrain without overwhelming complexity

• Freewheel design for older bike compatibility - Traditional freewheel construction threads directly onto the rear hub, making it ideal for older bikes, budget builds, and frames designed for freewheel systems rather than modern cassette hubs

• Durable steel construction for long service life - Robust steel cogs withstand daily riding demands and resist wear, providing reliable shifting performance over thousands of miles of commuting and recreational use

• Shimano quality and reliability - Engineered to Shimano's proven standards for consistent, dependable shifting performance and compatibility with Shimano 7-speed drivetrains and shifters

• Cost-effective replacement solution - Provides reliable performance at an accessible price point, making it perfect for bike repairs, restorations, commuter builds, and entry-level setups where premium components aren't necessary

Brand: Shimano

Type: MF-TZ500 7-speed

Availability: In stock Out of stock

Delivery: 2-3 working days

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Regular price: £23.89
Sale price: £23.89
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Description

A reliable 7-speed screw-on freewheel

Engineered for smooth chain movement up or down the block

For 7-speed gear systems

Can be easily installed onto compatible screw-on type hub

Suitable for mountain bikes and a wide range of other cycles

Product Type Freewheels

Speed 7 Speed

Discipline Urban & Trekking

Colour Black

Size 14 - 28 teeth

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FAQ

Q: What's the difference between a freewheel and a cassette? A: A freewheel is a single unit containing both the cogs and the freehub mechanism that threads directly onto the rear hub. A cassette slides onto a separate freehub body with splines. Freewheels are found on older bikes and budget models, while cassettes are standard on modern bikes. You cannot interchange them—your hub determines which type you need. Check your existing setup before purchasing.

Q: How do I know if my bike uses a freewheel or a cassette? A: Look at the rear wheel hub. If you can see splines (grooves) on the hub body when the cogs are removed, it's a cassette system. If the hub is smooth and the entire cog assembly threads on as one piece, it's a freewheel. Freewheels typically require a freewheel removal tool that fits into the centre, while cassettes use a lockring tool. Most bikes from the 1990s and earlier use freewheels.

Q: Is the 14-28 tooth range suitable for hilly terrain? A: The 14-28 tooth range provides moderate gearing suitable for flat to rolling terrain and gentle hills. For steeper climbs, you might find the 28-tooth largest cog limiting, especially with smaller front chainrings. This range works well for commuting, recreational riding, and areas without sustained steep gradients. If you regularly ride steep hills, consider a freewheel with a larger largest cog (32T or 34T) if compatible with your derailleur.

Q: What tools do I need to install or remove this freewheel? A: You'll need a freewheel removal tool specific to Shimano freewheels (typically a Shimano-compatible splined tool), a large adjustable wrench or bench vice, and potentially a chain whip for stubborn freewheels. The freewheel threads onto the hub clockwise and is removed counter-clockwise. Apply grease to the hub threads before installation. Removal can require significant force, so proper tools and technique are essential to avoid damage.

Q: How long will this freewheel last before needing replacement? A: Service life depends on riding conditions, maintenance, and riding style. Under normal commuting and recreational use, expect 2,000-6,000 miles. Riders who keep their drivetrain clean and well-lubricated can exceed 6,000 miles, while those in wet, gritty conditions or who neglect maintenance may see 1,500-3,000 miles. Replace when you notice skipping under load, difficulty shifting, excessive wear on the cog teeth, or rough freewheeling action. Regular chain replacement extends freewheel life significantly.