We offer infusion sets for gravity use in multiple configurations with different drip chamber options, include: 10 drops, 20 drops or 60 drops per mL. Plastic spike with or without air vent. Flexible PVC drip chamber with clear vision, with or without solution filter. PVC tube of various elastic level, available with different lengths and diameters. Roller clamp in different size and with different function, rate flow regulator is also available. Can be integrated with Y-site, needle-free connector or flash bulb.