Iron Heart – Multi-Method Linkage EDC Spinner Designed by No.33 EDC, the Iron Heart is a versatile linkage spinner that offers different hand sensations and feedback depending on the materials used. Key Features Multiple Playing Methods – Hold the inner ring after rotating for strong vibration feedback from the heavier outer body. Rotate the inner main body, then reverse the outer body or fluctuate the inner body while holding the outer body. Stack two or more spinners on top of each other; spinning one will cause the others to spin as well. Material Variety – Different materials provide varying tactile feedback, offering a unique spinning experience. Linkage Design – The spinner allows for diverse ways to play, providing both physical and sensory engagement. A dynamic and multi-functional spinner that offers multiple play methods and engaging feedback! Dimensions Φ58.7 x 15mm Weight Stainless Steel: 101gTitanium: 64gZirconium: 84g Bearing R188+6704