"The System" Bushing Assortments This is for one bushing assortment of your choice. These are very high quality, American made bushings. Made of hard brass. All measurements given below are metric. Please read the choices below in order to choose the correct set from the drop down menu above. BA-1: Perfect for many of the American movements, alarms, meters, and other applications. Sizes include #14 (1.0mm), 15 (1.1mm), 16 (1.2mm), 17 (1.3mm), 18 (1.4mm), 19 (1.5mm), 20 (1.6mm), 67 (1.7mm), 21 (1.8mm), 68 (1.9mm). The measurements in parenthesis are the inside diameter of each bushing. All bushings have an outside diameter of 2.70mm and a height of 1.4mm. These sizes require a reamer #3 (reamer diameter 2.68mm). BA-2: Our BEST SELLER. Perfect for the majority of American movements, most late German clocks and more. All bushings in this assortment have a height of 1.9mm and an outside diameter of 2.70mm. Sizes include #37 (1.0mm), 38 (1.1mm), 39 (1.2mm), 40 (1.3mm), 41 (1.4mm), 42 (1.5mm), 43 (1.6mm), 88 (1.7mm), 44 (1.8mm), 89 (1.9mm). The measurements in parenthesis are the inside diameter of each bushing. These sizes require a reamer #3 (reamer diameter 2.68mm). BA-3: For many early German, English other heavy plate clocks. Also for meters, mechanical toys and other applications. Another excellent seller. All bushings in this assortment have a height of 2.7mm. Sizes include #100 (1.1mm), 101 (1.2mm), 102 (1.3mm), 103 (1.4mm), 104 (1.5mm), 105 (1.6mm), 106 (1.7mm), 107 (1.8mm), 108 (1.9mm) and 109 (2.0mm). The measurements in parenthesis are the inside diameter of each bushing. These sizes require a reamer #3 (reamer diameter 2.68mm). BA-4: An extension of assortment #3 or BA-3. Larger diameter bores for large pivots. All bushings have a height of 2.7mm and an outside diameter of 2.7 to 3.50mm. Sizes include #107 (1.8mm), 108 (1.9mm), 109 (2.0mm), 110 (2.1mm), 111 (2.2mm), 112 (2.3mm), 113 (2.4mm), 114 (2.6mm), 115 (2.6mm), 116 (2.7mm). The measurements in parenthesis are the inside diameter of each bushing. Sizes 107 to 108 require a reamer #3 (reamer diameter 2.68mm) and sizes 109 to 116 require a reamer #4 (reamer diameter 3.48mm). BA-5: Contains all 3.5mm high bushings. Perfect for Herschede, early English and German clocks with thicker movement plates. Sizes include #33511 (1.1mm), 33512 (1.2mm), 33513 (1.3mm), 33514 (1.4mm), 33515 (1.5mm), 33516 (1.6mm), 33517 (1.7mm), 33518 (1.8mm), 33519 (1.9mm), 43520 (2.0mm). The measurements in parenthesis are the inside diameter of each bushing. The outside diameters range from 2.70mm to 3.50mm. Sizes 33511 to 33519 require a reamer #3 (reamer diameter 2.68mm) and size 43520 requires a reamer #4 (reamer diameter 3.48mm). BA-6: An extension of assortment #5 or BA-5. For Herschede and antique clocks. Sizes include #33518 (1.8mm), 33519 (1.9mm), 43520 (2.0mm), 43521 (2.1mm), 43522 (2.2mm), 43523 (2.3mm), 43524 (2.4mm), 43525 (2.5mm), 43526 (2.6mm), 43527 (2.7mm). The measurements in parenthesis are the inside diameter of each bushing. The outside diameters range from 2.70mm to 3.50mm. Sizes 33518 to 33519 require a reamer #3 (reamer diameter 2.68mm) and sizes 43520 to 43527 require a reamer #4 (reamer diameter 3.48mm). http://www.ebaystores.com/Ronell-Clock-Company Shipping shown is for ONE item (or set) shipped within the United States. We always try to ship the same day payment is received. Please email us if you have any questions and for shipping rates. We?re always happy to help! Please note that depending on your local tax laws, may collect income tax at check out. We do ship worldwide. For international sales, please check local customs/duties for fee rates before ordering. In most cases customs and duties will be collected at the time of delivery and they are not a part of this listing. Combined Shipping: Ask us to send you an Invoice! We are always happy to combine shipping on multiple items. Please email us for a quote or put all desired items in your shopping cart and request a total before you pay. We will determine the weight and cost and send you a total for the order. Any combined shipping offers apply to orders placed on the same day. Return Policy: Incorrectly ordered items must be returned at the buyers? expense and in the original condition. A refund of the purchase price will be given. Shipping is non-refundable unless the mistake is ours. In the rare case that an item is defective, we will work with you to resolve the issue. Please contact us, so we can help. Always contact us before leaving feedback or opening a case so we can work with you! Thank you for shopping with us!