Hit the trail with your crew or head out for an adventure with your family. The SEMI 4.0 ADD ON converts the Swagman Semi 4.0 to a four bike rack and it’s simple to install. You can use the Semi 4.0 Add On with many frames and styles of bikes including those with 20” to 29” wheels and tire widths up to 3”.  It secures your bike by its wheels without touching your frame, making it ideal to use with carbon framed bikes. 

• Converts Semi 4.0 to a four bike rack
• Maximum weight capacity of 45lbs per bike
• Simple to install and use
• Zero frame contact
• Fits tires up to 3” wide 
• Fits wheels 20” to 29” in diameter
• Fits Class 3, 2” hitch receiver
• Locking threaded hitch pin and integrated locking cables