For 500mL and 1L flasks. Holds flask and cover together firmly. Consists of a ring and three insulated spring-activated clamping arms that fit beneath the flange of the flask body. Stainless steel springs.
KIMAX* Narrow Mouth Erlenmeyer Flask, Color Code: Red, for economy and versatility, reinforced, containing more glass to give them maximum mechanical strength, thick-walled, with a long tapered outside, Gradua
For 2L, 3L, or 4L flasks. Holds flask and cover together firmly. Consists of a ring and three insulated spring-activated clamping arms that fit beneath the flange of the flask body. Stainless steel springs.