产品维护和更换

Master Lock offers several different types of warranties depending on the product type. To find out which type of warranty your product falls under, check the product page.

You can search for your product using the product number (example: 131D) or with the product type (example: luggage lock). If you’re having trouble, please contact our customer support team.

If this product, or any part of this product fails due to a defect in materials or workmanship during the life of the product, Master Lock will replace the product or part free of charge.

Please contact the customer support team for more information.

不会。玛斯特锁不会报销锁具店相关费用。

Unfortunately, we cannot ship to a P.O. Box. Please provide a physical mailing address for your replacement lock.

Yes, Master Lock will replace the Travel Sentry™ Certified lock with the same style or one of equal value, free of charge.

Note: Any lock returned using the following address that is not a Master Lock Travel Sentry™ Certified lock will not be returned to you.

View the instructions on how to return your TSA-Approved Product.

Read our Care & Service guide or watch our Lock Maintenance video. You can also lubricate your locks with Master Lock Lubricant 2300D. Never use dry graphite or a silicone lubricant.

More about Care & Service