As above I need approx 50mm extra steerer length steerer is 1"an 1/8
Seen some on eBay that are 28 . 6 is this the correct size
Some of them to have an external clamp so they must clamp above the headset I need one that clamps internal
Yes, there are a number of spacers with the kit to shuffle around, works just fine.
I've not had it work loose at all without using any loctite or such.