# Sigtuna Black Bicycle U-Lock — 18 mm

## Sigtuna Black Bicycle U-Lock — 18 mm

Steel U-lock with double-deadbolt mechanism. Protective coating. Mounting bracket supplied.

### Key features

-   Steel U-lock with double-deadbolt mechanism
-   Protective coating
-   Mounting bracket supplied

### Fit and use

Check opening, mounting dimensions and included components before ordering. No lock is theft-proof; use an appropriate fixed anchor and supplementary security.

### Specifications

Nominal shackle thickness

18 mm

Colour

Black

### Before ordering

Confirm the selected option, dimensions, compatibility and included components before ordering. Follow supplied instructions for fitting and use.

## Details

- **Price:** 36.99 USD
- **Vendor:** Zendrop
- **Type:** Bicycle Locks
- **Tags:** Accessories, Bicycle Locks, Cycling, source-zendrop-2454999, Zendrop, zendrop-expansion-batch-200-1, zendrop-expansion-review-pending

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Black | 36.99 USD | In stock |

## Images

- Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft U Bike Lock with 18mm Shackle Bicycle Lock with Sturdy Mounting Bracket for Bicycle E-Bike Scooter Motorcycle Outdoor Equipments

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> Source: [Punk Ride](https://www.punkride.com/products/zendrop-2454999-bike-u-lock-sigtuna-bike-lock-heavy-duty-anti-theft-u-bike-lock-with-18mm-shackle-bicycle-lock-with-sturdy-mounting-bracket-for-bicycle-e-bike-scooter-motorcycle-outdoor-equipments)
> Updated: 2026-10-03