Made for heavy service, with cast iron frame and self-oiling bearings. Has rack and pinion adjustment. Hand wheel can be placed on either side. Prices furnished upon application. Jeffrey Chain Tightener RULE. Your horse power X 100 rev. per min. of the shaft Clutch to be ordered. horse power in Table for Price of Babbitted or Bronze Bushed sleeve on application. Diameter of Shaft-Inches 18 |1% 11% | 11 | 18 |2|27|21|28|3% 31% | 31 | 318 | 4% | 43 | 418 | 41 | 5% 5% 51 | 51 | 6% 6% Diameter of Sleeve-Inches 21221821837% 13% 131|4% 41% | 418 | 5% 5% 518 | 6% 6% 7 | 7% 7% 8 List Price Per Inch of Sleeve Connection 8% 8% 9 19 |