Home / Brake Lathe Accessories / Ammco Style 1″ Standard Arbor Ammco Style 1″ Standard Arbor $424.56 Part Number: A3101A OEM 903101 use on Models 2002, 3000, 4000, 4100, 7000, 7500, 7700. Ammco Style 1" Standard Arbor quantity Add to cart UPC: 682488086235 Category: Brake Lathe Accessories Tags: 1 inch arbor, 903101, Ammco Related products On Backorder6 PC. Combination Light Truck Adaptor Set $437.80 Part Number: A9199Add to Cart Large Cloth Protective Boot for Feed Screw (Ammco 903087) $34.24 Part Number: A3087Add to Cart Brass Plug for Ammco – 50 PK. $96.70 Part Number: 7-09836-50Add to Cart 6 PK | Ammco Style Negative Rake Bits for Disc/Drum Brake Lathes, 90614-6 $29.89 Part Number: 062-6Add to Cart