Two of the most common shown are TOP LEFT: 3/4 inch water, 3/8 inch air barbs, TOP RIGHT: 1 1/2 inch slip water, and 1/2 inch slip air. Both require a 2 5/8 inch hole size. When ordering bodies, threaded wall fitting and gasket are included (shown in center). Backside of jet is shown for reference, ALL 'luxury' jets fit these bodies. Two jet retaining clips are shown MIDDLE BOTTOM. Full ring on left is 1994 and up, and half ring on right is 1993 and previous (American jets) Wall fitting tool shown on RIGHT w/ two steel pins fits these wall fittings, as well as 2 and 3 port 'diverter jets'. Availability: Usually ships the next business day. $18.00Choose: 3/4 inch barb water, 3/8 inch barb air (H551101007,30,50)1 1/2 inch slip water, 1/2 inch slip air (H551101006,30,50) Availability: Usually ships the next business day. Retainer clip '94-up H551101044$5.00 Availability: Usually ships the next business day. Retainer clip '93-previous H551101040$3.00 Availability: Usually ships the next business day. Wall fitting tool H551101032$10.00 CNY Hot Tubs - 2037 St. Rte. 34, Lansing, NY 14882 Phone: 607-533-9411 - Email: info@cnytubs.com - Web: www.cnytubs.com CNY Hot Tubs acknowledges all trademarks. Copyright ©2001-2008 CNY Tubs All Rights Reserved.