PUSH Industries Ultra Low Friction Fork Seal Kit - 32mm 2015-Current RockShoxPUSH Industries Ultra Low Friction Fork Seal Kit 32mm 2015 Current RockShox. One of the single biggest improvements you can make to your fork. Engineered and developed over several years the PUSH Ultra Low Friction fork seals provide class leading sealing while offering incredibly low friction resulting in an increase in small bump sensitivity. Advanced friction reducing Molybdenum filled material increases small bump sensitivity while also increasing