Use replacement parts that work with your original pool for the best results. This is a 3-Pack of Replacement Vertical Leg for Coleman and Bestway 18ftX48in and 20ftX48in Above Ground Pool. This vertical pool leg measures 43 3/4-inch length. The brown vertical pool leg is oval on both sides. The "male" end measures 2 3/4" x 1 3/4". The "female" end measures 2 3/4" x 1 3/4". The Verica Pool Leg Measures 43 3/4" L x 2 3/4" W x 1 3/4" H