security locking pin for T201670 coupling. Keep your trailer secure with the Security Locking Pin for T201670 coupling, designed to suit Trojan trailer couplings including T550310. This heavy-duty coupling lock is an ideal theft-deterrent for boat trailers, caravans, and general-purpose trailers, giving you peace of mind whether your trailer is connected to your tow vehicle or parked up and disconnected.
Security locking pin for T201670 coupling Trojan Coupling Locks feature a hardened steel lock and pin, built to handle harsh outdoor conditions and provide strong resistance against tampering. Each lock is supplied with matching keys, making it easy to secure and unlock when needed. This locking pin replaces the standard lock pin supplied with the coupling, offering a more secure solution for day-to-day trailer use.
These locks are designed to allow your trailer coupling to be locked in multiple situations. For Trojan TC30 couplings, the lock replaces the existing coupling pin. For Duofit couplings, there is a dedicated provision in the coupling head where the lock prevents the handle from being lifted, stopping unwanted removal.
Whether you’re leaving your boat trailer at the ramp while you’re out fishing or securing your trailer at home, this lock is a simple and effective upgrade.
🔵 Key Features
• 🔒 Hardened steel lock and pin for strong theft resistance
• 🔑 Keys supplied with each lock
• 🚗 Locks coupling while connected OR disconnected from tow vehicle
• 🔧 Replaces the standard lock pin supplied with the coupling
• ⚓ Ideal for securing boat trailers while at the ramp
• 🧩 Designed to suit T201670 coupling systems
• 🔗 Compatible with Trojan coupling assemblies including T550310
🟢 Benefits
• ✅ Helps prevent trailer theft and unauthorised coupling removal
• 🛡️ Adds peace of mind when leaving your trailer unattended
• 🚤 Perfect for boat owners and frequent ramp users
• 🏕️ Great for caravans, utility trailers, and campers
• 🔩 Simple, practical security upgrade
🟡 Specifications
Pin Length: 57mm
Pin Diameter: ~9.2mm
Suitability: Trojan coupling lock pin replacement
Compatible reference: T550310
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Returns, Refunds & Warranty Policy
This policy operates in addition to your rights under the Consumer Guarantees Act 1993 (CGA) and the Fair Trading Act 1986. Nothing in this policy limits or excludes those rights.
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