√【Note】:Please measure your piston ring thickness before ordering, if your rings measure 1., 2mm these piston rings will not work. Aazon.co : Lil Red Barn Two Sets of Standard Piston Rings 1.2 Thick... √【Compatible With】: Fits Kohler LH690/775 Engine with standard bore (no oversize) 1., 5mm Rings Style A。 Kohler Command PRO ECH630-ECH749, CH735, CH26, CH745 Engines Repair Lawn Mower Engine Parts 83MM STD PISTON RINGS SET FITS FOR KOHLER 24 108 14 S 2410814S CH25 CV25 | UK LH690 LH775 Replacement Rings Please look at your piston to make sure you have style [A] piston which requires 1., 5mm thick top ring. Piston Bore Size OVERSIZE: IF YOU DO REQUIRE OVERSIZE PISTON RINGS ALSO LIKE 010 / 020 / 030 / 040 / 060 / 080 / 100 ETC √【Simple installation】:Direct replacement, NOT require any modification. √【Perfectly Fit】:The Products Have Been Strictly Inspected And Tested Before Leaving The Factory.