Description: ZT zero error folding knife bearing The unit price of this bearing is 1 pair Only suitable for the following authentic models 045008045604209000804005503930460460462 All bearings and pictures as like as two peas after the ZT cutter is removed can represent assembly. Because there are many models that can be assembled, but the ZT model is too many to know all The dimensions are as follows Outer diameter 9.7mm, inner diameter 53mm Ceramic ball 1.588m Warm tips: the unit price display is 1 pair of 2, just suitable for one knife, 1 knife needs 2 to install. Important Notice: Its normal that the colors you see may be different due to camera or monitor problems. Package included quick opening bearing * 2 Most times you will receive your order within 10-30 business days after we transfer your package to the delivery company. We cannot guarantee the delivery time. if the post office has any unexpected delays due to holiday, weather, customs, or other conditions. Some countries like Russia, Brazil, or some European countries may take up to 50 days or longer for delivery. We appreciate your patience if you havent received items in 30 days(Russian customers may need more patience by reason of the local delivery system and/or customs). If you are concerned in any way, please feel free to contact us via ebay message instead of leaving negative/neutral feedback or opening a dispute. We will make every effort to fix any problem(resend or refund any missing item). Customs duty is obligation and liability of citizens in your country, so buyer should be responsible for any tax and custom duty incurred. Generally, the delay or failure delivery is sometimes caused by the policy of different customs.