YKKBikes
OnGuard | Bull Mastiff Round Key Padlock
OnGuard | Bull Mastiff Round Key Padlock
IN STOCK
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Compact size. Serious security.
Designed for users who need dependable heavy-duty protection in a compact form, the OnGuard Bull Mastiff Round Key Padlock combines hardened security features with fast, practical operation for everyday and professional use.
The Bull Mastiff 8103 is built around a 10 mm hardened steel shackle engineered to resist cutting, sawing, and prying attempts. Its precision rotary locking mechanism allows quick one-hand twist-to-lock operation for convenient daily use, while the tight shackle clearance helps minimize leverage points against tampering attacks. Finished with a weather-resistant metal housing, the padlock is built to handle demanding indoor and outdoor conditions alike. Supplied with five heavy-duty F-style keys, it delivers long-term reliability for gates, chains, lockers, sheds, and equipment security.
Key Features
• Heavy-Duty Hardened Shackle
10 mm hardened steel shackle provides strong resistance against cutting, sawing, and prying attempts.
• Rotary Lock Mechanism
Twist-to-lock rotary operation allows fast and convenient one-hand locking.
• Anti-Pry Construction
Tight shackle clearance helps deter leverage attacks and tampering attempts.
• Weather-Resistant Durability
Durable metal housing is designed to withstand outdoor exposure and harsh environments.
Technical Specifications
• Category
Padlock
• Discipline
Lifestyle
• Construction / Material
Metal Housing, Hardened Steel Shackle
• Shackle Diameter
10 mm (0.39")
• Included Accessories
5 F-Style Keys
Suitable for securing gates, chains, lockers, sheds, storage units, and heavy equipment.
