SilentACT 1/2'' Metric Thread Locking Pin for 1.25 & 2 Inch Hitches

• Includes Integrated No-Tool Handle

• Fits European Metric Thread Bicycle Racks & Accessories (i.e. Thule)

The SilentACT is a "no tool required", locking metric threaded anti-rattle Accessory Control Technology designed for European style bike racks and other hitch accessories with metric threaded bushings inside their shanks. The integrated quick-release handle tightens down the pin for quiet, secure, and stable performance.

  • For all 1.25 inch and 2 inch metric thread hitch accessories (ie, bike racks, hitch steps, etc with metric threaded shanks)
  • For use with Thule bike rack models T2, Vertex, Doubletrack, Revolver, Ridgeline, Roadway, Parkway, and Transporter Combi cargo carrier.
  • Heavy-duty lock with nylon jacket and rubber dust cover for easy grip and corrosion protection from exterior and interior
  • 90 degree press-on lock leaves key face fully accessible and swivels for user-friendly, no fumble access in tight hitch spaces; easy press-on secures without key engagement
  • Includes two rubber capped stainless steel keys
  • 10/20 cold rolled steel, chrome coated with stainless steel and composite washers prevents marring on hitch tubing surface
  • Pin diameter is 1/2in.
  • Clear span (inside width) is 2 1/2in.
  • Overall pin length is 6in. (not including quick-release handle crank)
  • Let's Go Aero US Patents: 6,409,203; 6,609,725; 6,945,550; 8,079,613


Class Tow Rating
Hitch Size
1.25in & 2in


This product ships via USPS Priority. Average order ship time is around 5-7 business days.

Shipping times are not guaranteed. If you would like expedited shipping please call our office at (719) 630-3800 for availability and a custom quote.
See Shipping Policies for details about shipping and receiving.


Serivice Periodically: To prevent seuzure, periodically remove, clean and service with light lubricate the Pin and all components.