DOSH Approval No.: JKKP BP 19/17 Features - Model: PCGS10 - These fall arrester blocks are designed to give the user maximum protection and mobility in working environments where there is risk involved. In the event of a fall accident, the block locks immediately and prevents the user from falling further. The block comes in different models depending on the length. - Epoxy coated aluminium alloy outer casing. - Retractable steel cable fall arrester. - 4 mm diameter steel cable.