The High Flo Replacement Fittings are made of tough poly construction to withstand wear and tear from heavy use and harsh chemicals.Contains part 5168832 with inch port fitting and inch male pipe thread andpart 5168833 with inch port fitting and inch hose barb.Built to replace fittings in 3.8 and 4.5 GPM High Flo Pumps. | Fimco Port Fittings For 3.8 Gpm Pump