Polygon Siskiu D7 2019-2021 Pivot Bearing Kit

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This replacement bearing kit includes 6 of the best Enduro suspension bearings to make your mountain bike perform like new!Contains: 6 durable Enduro MAX bearings This complete set of replacement frame bearings is compatible with the Polygon Siskiu D7 2019-2021 *NOTE: This kit only includes replacement bearings and does not include the replacement bushings (4) for the rear dropout pivot.Not all bearings are created equal. That's why all of our pivot bearing kits proudly contain genuine Enduro bearings, which feature:Grade 10 Balls - made from highest quality 52100 chromium steel.Deep-groove Races - are hardened to Rockwell HRC 64 through heat and cryogenic treatment where the material is chilled to minus 310º Fahrenheit (-190º C) to normalize the steel’s crystalline structure and promote longer bearing life.LLU Seals - full-contact, double-lip, labyrinth (LLU) seals made from nitrile rubber for maximum protection against the elements.Waterproof Grease - the same grease used by Caterpillar and heavy equipment manufacturers.MAX-type Design - provides 35-40% more load capacity than standard radial bearings, offering more lateral support and can more capably withstand the harsh twisting and multi-directional forces that mountain bike suspension pivots encounter every time the bike is pointed downhill. Show more