Features 1、Sturdy iron pin and aluminum alloy top for duability. 2、Magnetic design for quick action and reliable fastening solutions. 3、Anti-lost stretchy lanyard and ring can be secured to your fitness machine. 4、Weight stack pin fits for most fitness equipment. 5、Great fitness accessories for you. The weight stack pin is a great fitness accessories which can be used at home or office. Features: Sturdy iron pin and aluminum alloy top for duability. Magnetic design for quick action and reliable fastening solutions. Anti-lost stretchy lanyard and ring can be secured to your fitness machine. Weight stack pin fits for most fitness equipment. Great fitness accessories for you. Specification: Material: Iron + Aluminum alloy Total length: 143 mm / 5.6 in Locking length: 105 mm / 4.1 in Rod diameter: 10 mm / 0.4 in Weight: approx. 135 g / 4.8 oz Package List: 1* Weight Stack Pin NOTE: Please measure the hole diameter and the locking length of your equipment before ordering. Package List 1* Weight Stack Pin NOTE: Please measure the hole diameter and the locking length of your equipment before ordering.