Designed for smaller commercial pools. The Junior has four-inch heavy-duty hubs and a commercial grade handle. Six four-inch casters and a third leg make maneuvering easy. Uses Rocky's four-inch 12-sided Heavy-Duty Commercial Anodized Tubing.       Junior Commercial     Pool Width      16'       18'       20'       22'       24'       26'       28'       30'      Pool Length      85'       80'       80'       70'       65'       65'       60'       60'    Junior Commercial System Installation Instructions (2pg. 172k) You will need the Adobe Acrobat Reader to view this file. Click here to download. © 2001 Rocky's Roller Systems Inc.   All rights reserved.