Material Handling | Process Heating Email: [email protected] • Website:www.lewcoinc.com Item # 1916C-15-90, Model 1916C Gravity Curved Sections List Price 1.9" Diameter, 16 Gauge Curve Gravity Roller Curves add to the versatility of straight conveyors. Curves provide smooth product flow through turns. Curves will convey products with minimum degree of pitch based on weight and size. Optional guard rails may be added for product protection.