HURI Snap In Primer Bulb Fuel Line for Homelite HLT28 ST145 ST155 Replace 503936601 Replacement parts,non original Fit Homelite HLT28 ST145 ST155 Height:34mm / 1.34inch,Wide:21.4mm / 0.842inch Package include 3pcs primer bulbs + 3feet fuel line + 1pc HURI pocket tape(if you buy it before October 22, 2015,package not include 1pc pocket tape ) Note:you could apply for a full refund if you didn't receive HURI branded pocket tape.