Uses high-quality NSK bearings. Daiwa □ Full bearing kit for 17 Theory □ Full bearing kit for 17 Aegis ※ Includes line roller bearing addition kit ※ With installation instructions Only the line roller bearings are not NSK. They are high-quality bearings made by Kitanippon Seiko (EZO). ※※※※※※※※※※※※※※※※※※※※※ All bearings used in this kit are "NSK" bearings. The smoothness is significantly different from other bearing kits, including those made by MinebeaMitsumi. For those who want a better product, this kit has quality comparable to Hedgehog Studio, which seemed good but was too expensive. The material is equivalent to SUS440C stainless steel, so it is safe against rust. This kit is highly recommended for those who want something good even if it costs a little more. ※※※※※※※※※※※※※※※※※※※※※ ※ If you wish to have the bearings oiled, please let us know the type of oil within 60 minutes of purchase. If you do not specify, we will prepare and ship with the genuine oil. 【Compatibility】 1003, 2004, 2004H, 2506, 2506H, 2508PE, 2508PE-H, 2510PE-H, 3012H 【Set Contents】 □ 1 spool drag bearing □ 1 spool shaft bearing □ 2 handle knob bearings □ 1 line roller bearing addition kit The line roller cover uses genuine parts, which reduces the risk of salt buildup and foreign object contamination. Carefully selected bearings are hand-picked and only those in good condition are used. Degreasing and oiling are provided as a service (free). Please choose from the following oils for lubrication: □ Daiwa genuine oil □ Daiwa genuine grease □ Bell Hammer Gold □ Jet Rev □ IOS-01PRO □ IOS-02PRO ※ Please refer to the photos for oil selection. If items can be shipped together, we will discount the shipping cost, making it a great deal. Please feel free to contact us for anything from a single bearing.