Custom sized collar to fit in the Round Adapter 107mm (4")- the internal hole is drilled to your required size. Held in place with two bungees, just like the Multi Adapters.
When our standard adapters aren't quite the right size we can make something quickly and easily to suit your needs.
Fits inside the 107mm Round Adapters, and can be used alongside other Multi Adapters.
Detail taken upon ordering, call us for more information on 01142699119.