BMW K1200RS
Online Tankbag Instructions 
 Fig 1. Click photo for larger image
Parts List:

1 Tankbag / Raincover
1 back strap with buckle attached
2 front straps with buckles attached
1 cross over strap
Fig 2. Click photo for larger image

This is the cross over strap you do not have to use this part with the K1200RS if you don't want to.

 Fig 3. Click photo for larger image

Take two of the 25" long webbings and cut them to about 6" long.

Fig 4. Click photo for larger imag

With a soldering gun burn the end to seal it.

 Fig 5. Click photo for larger image

With the soldering gun poke a hole in the webbing

Fig 6. Click photo for larger image

The hole should look something like this ;-)

  Fig 7. Click photo for larger image

Remove the left screw on the front of the tank cover, attach the webbing and replace the screw.
Depending on the size you made your hole you may or may not want to use a washer.

 Fig 8. Click photo for larger image

Remove the right screw on the front of the tank cover, attach the webbing and replace the screw.
Depending on the size you made your hole you may or may not want to use a washer.

  Fig 9. Click photo for larger image

Attach the back strap under the seat as shown in these two photos

Fig 10. Click photo for larger image

Attach the back strap under the seat as shown in these two photos

 Fig 11. Click photo for larger image

This was the recommended attachment point, but we have heard it interfers with the height adjustment system.

Cut away excess webbing and burn the end with a match. See the regular tankbag instruction sheet for warranty, cleaning and other important information.