About this 3D model

This is a hook that snaps into the t-slots found on the Lulzbot AO-101. You can use this for attaching fans, webcams, etc. The hook body length is 65mm/2.55in and has 5x 4.2mm holes spaced 7.5mm apart (c/c). These holes should match a #8 or M4 screw nicely.