– Trusco Trueline Model 20 Pump Up 4 Gallon Striper (Standard and “PLUS” Model) The Trueline Standard 4 gallon pump up striper is an easy to use factory floor, parking lot or field striper. We recommend this unit to our customers who want to stripe their own factory floors or parking lots and are on … Continue reading – Trusco Trueline Model 20 Pump Up 4 Gallon Striper (Standard & Plus Models)