please see the new swivel base here http://www.vwinterior.co.uk/M1-vw-crafter-van-mercedes-sprinter-van-double-swivel-safe-base.html
vw crafter and mercedes sprinter van double tilting swivel seat base to fit 2006 onwards.
Manufactured to a high standard using laser cut steel and welded to en 287 standard and is powder coated black simple to us, just undo holding down knobs, rotate and lock into position.
also the base allows you to tilt the seat backwards so you can still us the storage under the seat. Even better if you want to put your leisure battery's under there giving you full access to them.
also the seat will be raised 1 inch when adding this swivel fits on top of the seat box just unbolt the seat then bolt the swivel to the seat box and bolt seat back into position all fixings supplied and can be fitted in 30 minutes
Spec for swivel base: 5mm s275 steel and 8mm s275 steel used to make the base. All welds are to en287 part 1 coded welder All bolts are BZP coated grade 8.8 although this is not crash tested its professionally made to a very high standed and its a great bit of kit.
postage is included in the price UK only Thanks for looking
please note all bases are made to order and can take upto 2 weeks for delivery