Item #DescriptionCase Pack
 401PTS-530100µL Polypropylene Conical Limited Volume Insert, Precision-Formed Interior, w/Patented Top Spring™1000 pieces
 4025P-631250µL Polypropylene Big Mouth Conical Limited Volume Insert, Precision-Formed Interior, No Spring1000 pieces
 4025P-631BK250µL Black Polypropylene Big Mouth Conical Limited Volume Insert, Precision-Formed Interior, No Spring1090 pieces
 4025PBS-631250µL Polypropylene Big Mouth Conical Limited Volume Insert, Precision-Formed Interior, with Bottom Spring1000 pieces
 425PBS-631BK250µL Black Polypropylene Big Mouth Conical Limited Volume Insert, Precision-Formed Interior, with Bottom Spring1000 pieces