What is the screw specification that is used to attach the legs to the Optics Kit components?February 6, 20260 The specifications for the hardware to attach the legs to the various component holder are:Screw: 6-32 x 3/8 button head Nut: 6-32 hexDrive: hex, 5/64" Optics Expansion Kit Troubleshooting and FAQs ... Continue Reading →