8mm thread length metric thumb screws (M4 Narrow Head is 7mm), for replacing eyepiece retaining thumb screws etc.

Price is per screw and includes Canada Post Letter Mail postage.

M3 is often used as eyepiece and diagonal thumbscrews

M4 is commonly used for accessories such as in accessory vixen brackets.

Lengths

M3, M4, M5, M6 : 8mm

M4 Narrow Head : 7mm