Ceramic Bearing Spinning Bait Reel Modification Parts Inner Diameter 4mm X Outer Diameter 7mm X Width Search 74ZZ SMR74ZZ Daiwa DAIWA of 2.5mm (For

Material: Inner ring, outer ring, balls: Ceramic Cage: Resin Size: Inner diameter 4.0mm x Outer diameter 7.0mm x Width 2.5mm Weight　0.22g/piece Miniature ceramic bearing for reel 4mm inner diameter x 7mm outer diameter x 2.5mm width Made of full ceramic with no worries about rust or rust This is a bearing of the size commonly used for handle knobs.