The Master Lock No. 8170EURDPRO U-Lock features a 10cm wide hardened steel body for maximum streng...The Master Lock No. 8170EURDPRO U-Lock features a 10cm wide hardened steel body for maximum strength and reliability. The 12mm diameter double locking shackle is 20cm long and made of hardened steel, offering extra resistance to prying, cutting and sawing. The disc key cylinder prevents picking. The Limited Lifetime Warranty provides peace of mind from a brand you can trust. Features: Hardened steel body resists cutting, sawing and prying Double locking shackle for superior pry resistance Protective vinyl coating helps prevent scratching Integrated pin tumbler keyed locking mechanism for superior pick resistance Carrier bracket included for easy transportation Specifications: Dimensions: H:24.0 x W:16.0 x D:3.0 cm Colour: Black Guarantee:Limited Lifetime Warranty Material: Steel Model Number: 8170EURDPRO
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This guide is for cyclists and scooter users seeking a secure and reliable lock for their bikes and scooters. The Master Lock U-Lock offers robust protection against theft with its hardened steel construction. A key caveat is the lock's size, so ensure it fits your needs. This guide covers the key features, advantages, disadvantages, setup, care, and troubleshooting to help you use your Master Lock U-Lock effectively.
All features
Colour
Black
Model Part Number
3520190049506
Brand
Master Lock
Extended Product Information
FAQs
What is the warranty on the Master Lock U-Lock?
The Master Lock U-Lock comes with a Limited Lifetime Warranty.
What is the shackle size?
The shackle size is 20cm long and 12mm in diameter.
What materials is the lock made of?
The lock body is made of hardened steel and the cover material is vinyl.
Is the lock pick-resistant?
Yes, the integrated pin tumbler keyed locking mechanism provides superior pick resistance.
Can I use this lock for a motorcycle?
No, this lock is not suitable for motorcycles, but it is suitable for bicycles and scooters.
What color is the Master Lock U-Lock?
The Master Lock U-Lock is black.
How do I attach the lock to my bike?
Use the included carrier bracket to attach the lock to your bike frame. The bracket allows you to carry the lock while riding.
Troubleshooting
Key does not turn in the lock.
Try using a graphite lubricant in the key cylinder. If that doesn't work, ensure the key is the correct one for the lock.
Lock is difficult to close or open.
Clean the shackle and the lock body to remove any debris. Apply graphite lubricant to the locking mechanism.
Lock feels loose or wobbly.
Check that the shackle is fully engaged in the locking mechanism. If the issue persists, the lock may be damaged and need to be replaced.
Pros and Cons
Pros
High security due to hardened steel construction.
Durable and resistant to cutting and prying.
Protective coating prevents scratching.
Includes a convenient carrier bracket.
Disc key cylinder prevents picking.
Cons
May be too heavy for some users.
The size may be limiting for certain locking scenarios.
Requires a key for operation; no combination option.
Can be more expensive than some other lock types.
Setup, Compatibility & Care
Attaching the Carrier Bracket: Mount the carrier bracket to your bike frame using the provided hardware. This allows you to easily transport the U-lock while riding.
Locking and Unlocking: Insert the key and turn to unlock or lock the shackle into the body.
Compatibility: The Master Lock U-Lock is suitable for bicycles and scooters.
Care Instructions:
Wipe the lock with a clean, damp cloth to remove dirt and debris.
Lubricate the key cylinder periodically with a graphite-based lubricant to ensure smooth operation. Avoid using oil-based lubricants as they can attract dirt.
Store the lock in a dry place when not in use.
Important: Always ensure the shackle is fully engaged in the lock body before leaving your bike or scooter unattended.