Prototipo Works – Ultra Low Profile Porter Bolts (Gold) By Product_Wheels The actual tube’s highest stressed

The actual tube’s highest stressed sections consists of up to 17 layers of extremely thin carbon fibre prepreg

Interchangeability: no

You’re likely already running a top-end saddle

You also get the detachable combo kit in the box

our new Ultra Low Porter

Prototipo Works – Ultra Low Profile Porter Bolts (Gold) By Product_Wheels The actual tube’s highest stressedDescription: Made in Australia Introducing a variant of our Ultra Low Profile Bidon Bolt, our new Ultra Low Porter. Our Ultra Low Porter Bolt is designed for applications where a little more thread is needed. A common example is when mounting two or more accessories like a frame pump holder and a bidon cage on the same pair of bidon accessory mounts. Works best with open style bidon accessory mounts (look for a hole straight through at the bottom