How Long Does LEGO® Pneumatics Add-on Set for Machines & Mechanisms (9641) Take to Build?

A typical builder finishes LEGO® Pneumatics Add-on Set for Machines & Mechanisms (set 9641, 31 pieces) in about 5 minutes.

PieceTick estimates build time from piece count, part complexity, the set’s age rating, your experience level, and how you sort pieces. Adjust those on this page for an estimate matched to how you build.