Most of these have a 17 mm nut affixed onto the end that allows for easy removal. The 17 mm nut is crossed-drilled so racers can safety wire the filter to their bike. Anti Drain Back Valve: No. 17 mm exposed nut designed for easy oil filter removal.
K&N KN-303 Oil Filter Premium Quality Performance Fits HONDA KAWASAKI YAMAHA
K&N KN-138 Oil Filter Performance Upgrade Fits APRILIA CAGIVA KAWASAKI SUZUKI
K&N KN-153 Oil Filter Premium Quality Upgrade Performance Fits CAGIVA DUCATI
K&N Oil Filter Powersports Oil Filter For Fits Honda Motorcycles - KN-112
K&N KN-204-1 Oil Filter - Outstanding Filtration - Modern Synthetic Filter Media
KN-204-1 K&N OIL FILTER; POWERSPORTS; SPIN-ON
