Rubber Bulb 85mL Without Tubing Black HS20631B 1 piece

Ideal for gas sampling, or for pumping gas through apparatus. This heavy-wall bulb has two rubber valves with PVC connections. Ideal for gas sampling or for pumping gas through apparatus This heavy-wall bulb has two rubber valves with PVC connections (tubing not supplied) Ideal for sampling gases or pumping gases through equipment. This thick wall valve has two rubber valves with PVC connections (tubes not included). Material: Natural Rubber Color: Black Volume (mL): 85 Length(in):4.2 Length (mm): 106 - Outer Diameter(in):2.1 Outer Diameter (mm): 52 Hole Diameter(in):0.29 Hole Diameter (mm): 7.4 Material: Natural rubber Color: Black Capacity (mL): 85 Length (inches): 4.2 - Length (mm): 106 Outside diameter (inches): 2.1 Outer diameter (mm): 52 Hole diameter (inches): 0.29 Hole diameter (mm): 7.4 Material: Natural rubber Manufacturer website