V-Twin Mfg. Oil Line Pre-Filter Kit Features: Constructed of machined alloy with a 40 mesh screen installed to trap large debris and a circular magnetic collar to collect the ultra fine particles Easily disassembled for cleaning of the magnet and filter, simply screws apart Features 1/8 NPT holes on each end for custom oil line fittings Includes two of each 3/8 compression fitting and 3/8 nipples Fitment: Early FLH and FX primary scavenger Sportster, FL, EL, UL and models without factory oil filter mount return line to oil tank Most other models mounts in 3/8 oil supply line before the engine