Three-Hole Hand Grasping Black/Colored Rubber Bell Piece

About Product:Aperture: 50mm (Large Hole with Standard Olympic Pole Ob86/72/47)Material: Cast Pig Iron (Inner Core Material), Natural Rubber (Outer Coating)1) Use Natural Rubber Materials to Cover Rubber (No Odor, with Rubber Smell, the Product Has Passed the EU Environmental Protection Test Certification, and the Environmental Protection Performance Is beyond Doubt, but Natural Rubber Must Have Rubber Smell,(2) the Bell Piece Is Made of High Quality Cast Iron. (3) The Middle Core of the Bell Piece Is Made of Thickened Stainless Steel Ring, Which Effectively Prevents Abrasion and Ensures Long-term Use.(4) Bell Piece Pass 1