This is a genuine Senco replacement part, it is sold individually.
The No-Mar Pad is attached to end of the safety to prevent the material that it is being used on from getting marred or dented by the safety arm.

It is a advisable to have one or two extra pads on hand as they do have a tendency to crack and deteriorate over time.

This is a genuine Senco replacement part, it is sold individually.
Its purpose is to retain or secure the Retaining Pins in the Senco models below.
It is attached to the pins by pressing them on the beveled end of the pins.

This is a genuine Senco replacement part, it is sold individually.
The Contact Foot is attached to end of the safety assembly to prevent the material that it is being used on from getting marred or dented by the safety assembly.

It is a advisable to have one or two extra pads on hand as they do have a tendency to crack and deteriorate over time. And get lost.

This is an authentic replacement part that is supplied directly from the original equipment manufacturer for use with Senco nailers. It is the special component which helps to provide an air-tight seal for the valve assembly, over time it may wear out and begin to crack eventually requiring a replacement. Please note this durable rubber seal is sold individually.

Genuine OEM Piston Retainer for Senco Nailers. This part is made out of Plastic and is sold Individually. Over time due to constant pressure on this part, it will break or crack. Damaged Retainer would leak air and would need to be replaced for the Nailer to operate properly.