MQ2 box
cults3d
Arduino MQ2 smoke sensor holder.https://www.aliexpress.com/item/32293666921.html?spm=a2g0o.productlist.0.0.79ca4582SeKaUq&algo_pvid=6bb99efc-83bb-4253-86f8-3725ad713aea&algo_expid=6bb99efc-83bb-4253-86f8-3725ad713aea-0&btsid=f231b6e8-f899-422d-8e0e-fdbe5bc55b05&ws_ab_test=searchweb0_0,searchweb201602_9,searchweb201603_53 Use M3 screw.
Download Model from cults3d
With this file you will be able to print MQ2 box with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on MQ2 box.