The present application discloses a convenient weight-adjustable dumbbell, comprising a handle, and a rotating disk connected to both ends of the handle, a connecting disk is movably connected to a side of the rotating disk, and a fixed block is connected to a side of the connecting disk, a flexible shaft is connected to the side of the rotating disk, and the flexible shaft surrounds the center of the rotating disk, and the other end of the flexible shaft runs through the connecting disk and the fixed block, an outer side of the fixed block is detachably connected with weight blocks, one side of the weight block is connected with a lock for connecting the fixed block, the other side of the weight block is provided with a second slot, and the center of the weight block is provided with a insertion hole for the passage of the flexible shaft.

An adjustable dumbbell is provided, the adjustable dumbbell includes a dumbbell body and weight plates cumulatively attached to two ends of the dumbbell body. The dumbbell body includes a handle and a mounting portion provided at two ends of the handle for connecting the weight plates, and also includes a first telescopic rod and a second telescopic rod configured for hanging the weight plates, and being penetrated inside the handle. Each of the two ends of the handle is fixedly connected with a screw transmission member, and the first telescopic rod and the second telescopic rod each is respectively connected with the screw transmission member at the two ends of the handle by screw pairs with opposite directions of rotation.

A modular workout solution may include at least one hemisphere constructed and arranged to securely attach to a handle, a cap, an ab roller assembly, or dumbbell or barbell shaft to provide a modular solution adaptable for various exercise or workout programs and routines. The hemisphere may include recesses constructed and arranged for housing modular weights such that the weight of the modular workout solution is customizable. Multiple hemispheres may be combinable to increase weight or construct dumbbells, barbells, kettlebells, medicine balls, pylons, ab rollers, or the like.

The present application provides a combinable weight plate, which relates to the field of fitness equipment, and includes a plate body, a limiting assembly and an engaging assembly. The limiting assembly and the engaging assembly are arranged in the plate body. The engaging assembly is used to engage and connect the two plate bodies, and the limiting assembly is used to restrict the relative rotation of the two engaged and connected plate bodies. The present application also provides a weight adjustable kettle bell. The present application also provides a weight adjustable dumbbell. The present application also provides a weight adjustable barbell.

A treadmill includes a deck, a first pulley disposed in a first portion of the deck, a second pulley disposed in a second portion of the deck, a tread belt surrounding the first pulley and the second pulley, and a platform incorporated into the deck.

A free-standing A-frame exercise equipment cabinet comprising a first portion of the free-standing A-frame exercise equipment cabinet configured to removably house first exercise weight plates of a plurality of different sizes and a plurality of different weights. A second portion of the cabinet is configured to house a computer screen display. A third portion of the cabinet is configured to house at least one camera, one or more processors, and memory storing instructions that, when executed by the one or more processors, cause the cabinet to present a display on the computer screen display housed in the second portion of the cabinet. A fourth portion of the cabinet is configured to removably house at least one barbell and a plurality of dumbbells. A fifth portion of the cabinet comprises four legs of the cabinet that allow the cabinet to stand upright without additional support.

A weight object configured to be lifted from a ground surface includes a first portion made of high-durometer material, a second portion made of elastomeric material having equal to or durometer than the first portion, and a handle for holding the weight object and lifting the object from the ground surface, where the second portion includes spaced holes within the elastomeric material for absorbing noise generated when the weight object is dropped on the ground surface. Alternatively, a weight object which is configured to be lifted from a ground surface, including at least one layer of elastomeric material having spaced holes therein for absorbing noise generated when the weight object is dropped on the ground surface, and an opening configured to receive a handle.

A dumbbell having a shaft, first and second dumbbell heads, respectively fixedly connected to first and second ends of the shaft, a tube-shaped hollow grip rotatably arranged around the shaft having first and second ends. An inner diameter of the grip is greater than an outer cross-sectional dimension of the shaft. The dumbbell further having a first ball bearing and a second ball bearing, wherein an outer ring of the first ball bearing is connected to the first dumbbell head, and an inner ring of the first ball bearing is fixedly arranged to the first end of the hollow grip, and an outer ring of the second ball bearing is connected to the second dumbbell head, and an inner ring of the second ball bearing is fixedly arranged to the second end of the hollow grip.

A weight training apparatus, includes a central body comprising a width and a depth, wherein the width of the central body is greater than the depth. The weight training apparatus further includes a first handle comprising an opening coupled to the central body at a first position and a second position on a top surface of the central body, wherein the first handle is positioned laterally relative to the width of the central body, a second handle coupled to the central body at a third position on a first side surface of the central body, and a third handle coupled to the central body at a fourth position on a second side surface of the central body, wherein the second side surface is adjacent to the first side surface.

A weight plate that is comprised of multiple parts that connect to each other around the handle of a progressive resistive device.