- $1000 Anti-theft guarantee.
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- Hardened steel body resists cutting, sawing and prying
- Double locking shackle withstands 3.5 tons (3.2 metric tons) of pull force.
- Protective vinyl coating helps prevent scratching.
- Integrated disc keyed locking mechanism for maximum pick resistance.
- Carrier bracket included for easy transportation.
- All terrain, extra wide U-lock design for mountain bikes.
MSRP = $27.38
The Master Lock No. 8184D U-Lock features a 8-1/4in (21cm) wide hardened steel body for maximum strength and reliability. The 9/16in (14mm) diameter double locking shackle is 9-1/4in (23cm) long and made of hardened steel, offering extra resistance to prying, cutting, and sawing. The disc key cylinder prevents picking. The Anti-Theft Guarantee and Limited Lifetime Warranty provides peace of mind from a brand you can trust.