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Carton of 6 Mason 180

World's Lightest Sold Secure Gold U-Lock!

Unique triangular 17 mm crossbar for best strength/weight ratio. Double deadbolt locking mechanism for protection against twist attacks. *Mounting Bracket sold separately

Hear what our customer has to say about his Mason Lock

    Customer Reviews

    Based on 2 reviews
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    A
    A.M.
    Mason 180 Feedback

    Great and recommended bike lock!
    Professional, comfortable, efficient, designed and best in-use!
    I'm super happy with this purchase!

    J
    J.
    Amazing.

    I'm so glad I found Seatylock during my search for the best U-lock. It's sturdy, sleek and so light compared to others currently on the market. This thing is solid AND you can't beat the price for what you're getting. Super happy with my purchase.

    Join Seatylock club and get 7% off your first order!