Guardian Inground Post 50 x 50mm x 1.8m Black SKU: 202706 MODEL: NZBP5018B Error. try again later You've successfully joined the club $ 34 .47 each Available on orders $50 to $1500. More info × Mitre 10 MAvailable at Mitre 10 MEGA stores. Variants Fix posts in position with with concrete cement. Features and benefits Made from aluminium. Easy to install.