The Series 21 is the range of pin tumbler cylinder Ø 16.5 mm locks, entirely produced in Italy by Serrature Meroni. A comprehensive range, suitable for multiple applications, for the furniture, automation and distribution industry. The quality and robustness of the materials constitute a guarantee that lasts over time. The 2151 model is a cam lock for multiple uses (mailboxes, industrial applications, lockers …) with a brass-threaded body for fixing with washer and different measures of cams available.