Tennant 8166 by Tennant OEM No reviews 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Contact Us For Pricing And Availability Description Description NUT, HEX, STOVER, M10 X 1.50 Fits Tennant 8166Item discontinued. Contact us for possible replacement. Replaces Tennant 8166 Fits Sentinel, M20, T20, S30, 800, M30