How Long Does LEGO® 8 Straight Electric Rails Gray 12v (7854) Take to Build?

A typical builder finishes LEGO® 8 Straight Electric Rails Gray 12v (set 7854, 8 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.