Description: M4 x 40 mm patent bolts with M4 stainless steel sleeves:

The patent bolt with patent sleeve ensures a strong connection between the inside and outside of the door. These patent bolts and sleeves are made from brushed stainless steel. The set of four is sufficient for 2 pairs of door handles on a rosette

Component specifications:

• Size M4 x 40 mm.
• Packaged in sets of 4
• Suitable for door thicknesses of 38–42 mm