Bike locks / 12mm thick
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12mm Thick Bike Locks

Catalog updated 2026-10-21

Enhanced thickness for improved resistance against cutting tools 90 locks · 44 brands

Keyed Flexible cable locks Combination Heavy duty Electric scooter locks Heavy duty chain locks Hardened steel locks With mounting brackets Motorcycle grade locks Black Cheap 4-digit combination locks High security Heavy duty U-locks For electric bikes Compact folding locks 4ft long Lightweight Waterproof 12mm thick 6ft long Mountain 5-digit combination locks 10mm thick 5ft long Road 3ft long 14mm thick Blue U-locks with security cables Kids Bluetooth smart locks Fingerprint Alarmed Orange Sold Secure Gold rated locks 16mm thick Green Red Yellow Fits 16 inch Integrated frame locks Sold Secure Diamond rated locks Gray

Best 12mm Thick Bike Locks

# Model Maker Range Weight Length Check offer
1 Black vinyl coated steel u-lock with bracket 8.4 Pacific Cycle, Inc (Accessories) Black vinyl coated steel u-lock with bracket Pacific Cycle, Inc (Accessories) $16.99 0.84 kg 19 cm
$16.99 Check offer
2 Five foot resettable combination metal cable 8.9 Master Lock Five foot resettable combination metal cable Master Lock $16.79 0.45 kg 152.4 cm
$16.79 Check offer
3 Keyed coiled cable bike lock with bracket 9.3 Titanker Keyed coiled cable bike lock with bracket Titanker $9.99 0.38 kg 14.5 cm
$9.99 Check offer
4 Gold Rated Heavy Duty Wearable Chain 9.1 Hiplok Gold Rated Heavy Duty Wearable Chain Hiplok $103 1.5 kg 90 cm
$103 Check offer
5 New York 1210 keyed chain lock 9.3 Kryptonite New York 1210 keyed chain lock Kryptonite $175 3.92 kg 8 cm
$175 Check offer
6 Silicone covered bicycle cable lock black 8.3 M-Wave Silicone covered bicycle cable lock black M-Wave $29.64 0.19 kg 22.9 cm
$29.64 Check offer
7 Keyed bicycle cable lock with bracket 9.3 RYANGO Keyed bicycle cable lock with bracket RYANGO $7.98 0.3 kg 114.3 cm
$7.98 Check offer
8 Chaine antivol citadelle loop black 9.4 ABUS Chaine antivol citadelle loop black ABUS $93.91 2.5 kg 32.4 cm
$93.91 Check offer
9 Coiled Braided Steel Cable Lock with Combination 7.5 ONGUARD Coiled Braided Steel Cable Lock with Combination ONGUARD $32.95 0.45 kg 6 cm
$32.95 Check offer
10 blue 12mm password security U-lock Aexit blue 12mm password security U-lock Aexit $12.18 — —
$12.18 Check offer

Mid-Range Shackle Thickness Standards

This index tracks 91 bike locks featuring 12mm to 12.7mm shackle diameters. This specific thickness represents a balance between portable weight and physical resistance against manual cutting tools.

The collection is dominated by hardened steel U-locks and integrated cable combinations. These tools serve as a primary security layer for bicycles, e-bikes, and scooters in various urban environments.

Hardened Steel and Combination Options

The 12mm catalog includes both keyed and keyless entry systems. High-security cylinders are often paired with drill-resistant technology to prevent forced entry through the locking mechanism.

Usage for Urban Commuting

Locks in this category from brands like Kryptonite, ABUS, and OnGuard are designed for daily commuters. The 12mm gauge provides sufficient deterrent for standard street parking while remaining light enough for bracket mounting.

Navigate the brand list to find specific shackle lengths, such as the Long Shackle or Mini variants. Each entry provides the specific dimensions required to match your bike frame and preferred locking points.

Similar sets
Flexible cable locks Keyed Combination Heavy duty Electric scooter locks With mounting brackets Heavy duty U-locks 4-digit combination locks