/ Precision Measuring Tools / Precision Hand Tools / Micrometers / Inside Micrometers / 121CZ * Not actual product image 50494 121CZ Long Range Tubular Inside Micrometer 50494 Other similar products Starrett 121 tubular inside micrometers are designed for large internal measurements beyond the capacity of most other micrometers. Each set consists of a micrometer head mounted at the end of a tubular holder in which measuring rods can be inserted and adjusted to the desired size. Final size reading in thousandths of an inch (.001") is obtained using the micrometer head. With 3 Graduated Measuring Rods & 2 Extension Rods 32"-107", 3 Graduated Measuring Rods, 2 Extension Rods, Case With 3 Graduated Measuring Rods & 2 Extension Rods. Features Specifications Parts Downloads Contact Starrett Features Consists of a micrometer head mounted at the end of a tubular holder Rods and holder are light in weight Rod anvils are adjustable Quick, easy adjustment Rods and holder are made of rigid, steel tubing Hardened and ground anvils Insulated rod holder Nickel-plated finish Satin-chrome finish on micrometer head reading surfaces Rods are accurately graduated in inches - micrometer head in thousandths of an inch Specifications Micrometer Type: Long Range Tubular Inside Micrometer Range (in): 32-107" Graduations (in): .001" Measuring Rods (qty): With 3 Graduated Measuring Rods and 2 Extension Rod Accuracy (in): +.0004" / -.0000" Parts Member of Kit Item #DescriptionPart No.QtyInformation 1TUBE SUB ASSEM-LARGE09755-01 2SPRING, BARREL10058-01 3SHELL, ADJ. ENGLISH04220-01 4CAP, SHELL01558-01 5NUT, .750-4008757-01 6STEM, ENGLISH09739-01 7GRIP, PLASTIC19849-01 8SPINDLE SCR, .297-4017789-01 9MICROMETER SHELL05671-01 10NUT, .375-52PT164141 11ROD SUB ASSEMBLY08761-01 12ROD/EXT SUB ASSEMBLY08762-01 13ROD/EXT SUB ASSEMBLY08763-01 14NUT, .294-4001559-03 15ANVIL01561-03 16CASE ONLY, WOOD121CZZ1NOT SHOWN Downloads Catalog 33 - Section 1 - Micrometers In the hands of a skilled operator, the precision micrometer is the most accurate hand-held tool available. When close measurements are necessary, the micrometer is the ideal tool for the job because measurement and reading are on the same axis and the anvil end is supported by a strong frame. Precision Hand Tools (Catalog 33) 612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.