gmsminerepaircom G M S M i n e R e p a i r M a i n t e n a n c e S P E C I A L I Z E D MINING S E R V I C E S G R OUND C O N T R O L 3013348186 13 Cans Steel Props Can Supports The can support is a yieldable secondary roof support made from a confned core of cementitious composite encased in a cylindrical steel canister which resembles a can Quick Install Props Heavy duty up to 60T capacity these props can be carried easily and installed quickly by one person Height range adjustability and alternative plates to suit surface conditions