Service Box WV1 for the Karcher SG1 and SG2 Gum Remover will give you roughly around 8 – 9 hours of runtime.
The Karcher WV1 Includes
- (2) GP03 butane propane mix gas cartridges
- (4) Gum remover solution
- (2) Black brushes, stainless steel
- (1) Green brush, carpet and material
- Part Number: 8.639-871.0
- Cross Reference: 86398710