This German Pyramid Replacement paddle is approx 7 1/4 inches long and 2 1/2 inches wide, the nub is 8-9mm in diameter. It is natural (lightly varnished) and has 3 gold stars on the paddle. It fits pyramids 17793 and 17794, and 1473and74 by R Glaesser. The length measurement is for the ENTIRE piece: the blade and the nub at the end from tip to tip. Made in Germany.