Steve, Welcome to the forum. When I bought my jack I went with the Barker VIP 3500. No special reason just other members recommended it. I hear Atwood also is a reliable brand. I did see Bulldog at the dealers showroom but do not know anyone using one.
SEMPER FI
Joe,Joyce 4 kids & 5 dogs
2017 Chevy Silverado, 4x4, 3500HD, LT, Long Bed, Dually, Duramax Diesel, Allison Transmission, Reese Dual Cam & Prodigy Brake Controller
2010 Jayco G2 32BHDS.:B