Sleeve that slips over the head of the Grundomat to increase bore diameter, and speed in elastic clay conditions.

on sleeve
Part Number Grundomat Model
GE0453080 45 ZS
GRU0653080 65 ZS
GRU0753080 75 ZS
GRU0953080  95 ZS
GE1103080 110 ZSK
GRU1303080  130 Z
slip on sleeve