Attractive design meets ease of use. The Sigma 1-16 is a breeze to use – you can even close the motorized lid lock with a single finger. Along with user convenience, the unit features a durable, low-maintenance stainless steel bowl. The maximum capacity of the Sigma 1-16 is 24 x 1.5–2 ml or 36 x 1.5–2 ml in a single batch at an RCF of more than 20,000 x g.