John Tapp August 10, 2021 Great Horses, Harness Racing, Harness Racing NSW, History, John Tapp Racing, NSW Harness Racing, Sky Racing, Trots THERE’S ONLY ONE CORRECT HOPPLE LENGTH John Tapp August 10, 2021 Great Horses, Harness Racing, Harness Racing NSW, History, John Tapp Racing, NSW Harness Racing, Sky Racing, Trots Stumbled upon this photo of a pacer called Pick On (Percy Hall) winning a qualifying heat of the 1952 Inter Dominion Championship at Harold Park. Note the “snug” hopple length on a horse who stood close to 17 hands.