![SingleSpeed 142x12/148x12 Swinging Dropout Insert](http://www.vassagocycles.com/cdn/shop/products/rightsideswingingSS_{width}x.jpg?v=1637705358)
Right side 142x12/148x12mm geared insert (only right side, no derailleur hanger!)
This dropout insert has threads that are M12x1.5 and will work with either your 142mm spaced frame or a boost 148 spaced frame
Right side 142x12/148x12mm geared insert (only right side, no derailleur hanger!)
This dropout insert has threads that are M12x1.5 and will work with either your 142mm spaced frame or a boost 148 spaced frame