Comparison : Item # 54301P, Light Pressure - No Locking Method - Inch
Item # 54303P, Light Pressure - No Locking Method - Inch
Item # 54305P, Light Pressure - No Locking Method - Inch
Item # 54305AP, Light Pressure - No Locking Method - Inch
Item # 54307P, Light Pressure - No Locking Method - Inch