These high quality glass filled nylon washers are light weight, very strong and give a good spread of load to hold any wing in place on both 1/10 and 1/8 cars. The washer is tapered with a flush screw when fastened in place giving good air flow. 

Size - 18mm diameter x 3.5mm, accepts a 3mm countersunk screw.

Colour - black

Pack contains 4 washers.