ABUS 83AL/50 Hitch Pin Lock - TITALIUM Body
The ABUS 83AL/50 is a hitch pin lock designed to secure towbar-mounted accessories such as trailers, bike carriers, and recovery equipment. It features a TITALIUM aluminium alloy body, combining low weight with durability, and a 15.9 mm stainless steel locking pin. Supplied keyed to differ in a display box, this model is commonly specified in Australian automotive, commercial, and recreational towing applications.
Key Features
- TITALIUM body offers a strong yet lightweight alternative to solid steel.
- 15.9 mm stainless steel hitch pin for corrosion resistance.
- Supplied with a weather cover to protect the cylinder from dirt and moisture.
- Includes five O-ring spacers to suit different receiver tolerances and reduce rattle.
- Removable cylinder assembly supports locksmith-managed key systems.
Specifications
- Item Code: 83AL50HITCHC
- Product Type: Hitch pin lock
- Body Material: TITALIUM aluminium alloy
- Body Width: 53 mm
- Pin Material: Stainless steel
- Pin Diameter: 15.9 mm
- Total Length: 144.4 mm
- Usable Pin Clearance: 73.5 mm
- Locking Mechanism: Single ball locking
- Keying: Keyed to differ
- Keyway: Silca LW5
- Weather Cover: Yes
- Packaging: Display box
What's In The Box
- 1 × ABUS 83AL/50 hitch pin lock
- 5 × O-ring spacers
- Keys supplied keyed to differ
Suitable Uses
- Securing towbar-mounted trailers and caravans.
- Bike racks and rear-mounted carriers.
- Commercial and recreational towing setups.
ABUS 83 Hitch Pin Locks – Item Code Family
Questions and Answers
- What is TITALIUM?
TITALIUM is an aluminium-based alloy developed by ABUS to provide high strength with reduced weight. - What does keyed to differ mean?
Each hitch pin lock is supplied with a unique key that does not operate other locks. - Is this suitable for Australian towing applications?
Yes. It is commonly used in Australian automotive, commercial, and recreational towing environments.
Additional Information
- The included O-ring spacers help eliminate movement and noise in different receiver sizes.
- Stainless steel pins are preferred in coastal and outdoor towing environments.
- This product focuses on securing accessories rather than providing high-security padlock resistance.

ABUS Warranty
ABUS products sold by Terry’s Tradies Pty Ltd and its associated websites and subsidiaries are backed by a manufacturer’s warranty covering defects in materials and workmanship, and your rights under the Australian Consumer Law (ACL). Warranty periods vary by product line — refer to your product packaging or contact us at the time of purchase for the period that applies to your specific model.
Warranty Summary
How to Make a Warranty Claim
- Contact Terry’s Tradies Pty Ltd at your original place of purchase first — all warranty claims must be directed to the retailer where the product was purchased.
Phone: 07 5601 1867
Visit: U9/2 Prosper Crescent, Burleigh Heads QLD 4220 - Have your proof of purchase ready (receipt or order confirmation).
- If the fault is not immediately visible in person, provide clear photos showing the defect so the item can be assessed before a Return Merchandise Authorisation (RMA) is approved.
- Do not return the item before receiving RMA approval — items returned without approval may be sent back to you at your cost.
- Once approved, you will receive return instructions. If the item is confirmed faulty, a prepaid return freight label will be provided to cover return shipping costs.
What the Warranty Does Not Cover
- Normal wear and tear
- Damage caused by misuse, abuse, or improper installation
- Damage caused by neglect or failure to follow product instructions
- Products not purchased from an authorised retailer
Warranty claims must be lodged with the retailer where the product was originally purchased. ABUS products purchased from another retailer or website cannot be returned to Terry’s Tradies Pty Ltd and its associated websites and subsidiaries for warranty assessment.