This calf raise block is very sturdy with great paint work. You don't need install when you receive the package. If you are looking for a useful calf raise platform , this is a good choice for your home gym. Easy to use and convenient to be taken to anywhere you want to do the calf raise exercises. With this calf raise machine, you can exercise your calf muscles well and effectively. If you have any questions or problems about our calf raise bar, please feel free to contact us.