Coin operated locks available for all coin types, from the leading supplier of locker parts in the UK. Coin return lockers help eliminate lost keys. Buy online. Feng Shui Nanbu Wealth Lock Coin Amulet Charm + One Free fengshuisale Red String overall lengthcm/"; Coin diametercm/"; Material: brass. Coin and key locks. Flexible and functional. · The entire Lockr. Multifunction range is manufactured with an exchangeable cylinder locker system, a safety device in.