Labnet Carrier 7x50ml Conical -cannot Use Lid For -75 Rotor Pk/2. OpticsPlanet Inc is an Authorized US Distributor for Labnet Centrifuges. Labnet C0383-75C Carrier 7 x 50ml conical (cannot use lid) for -75 rotor pk/2 is designed to work with: Labnet...