Concrete Weight Plate Insert – Parametric Design

This is a parametric 3D-printable mold insert designed to create DIY concrete barbell weight plates.The printed cylinder is used as a core insert to form the central hole of a concrete weight plate, allowing a metal bar or pipe to pass through and fit standard gym barbells.By changing the parameters, you can easily customize the diameter and length to match different bar sizes or plate thicknesses.This project is ideal for:Home gym enthusiastsDIY fitness equipmentLow-cost concrete weight platesCustom barbell and gym setups