17 mm cube inserts (PMC17/4)

Description

17 mm cube inserts to be attached to the PM450 or PM1250 soil blockers

Is used to transform a soil blocker with 6 mm nipples in order to pot on mini-blocks or sow large seeds. Only for 50 mm or bigger blocks!  Delivered in sets of 4 parts.

For the PM450 and PM1250 (order 3 sets)