Abstract: In a handlebar assembly of the type comprising a tubular stem adapted to be adjustably mounted in known manner to a steering column mounted for rotation, also in known manner, in a head tube of a bicycle, and of the type wherein from the top of said stem, there branches a forward extension for mounting the handlebar; the improvement that the said forward extension comprises twin bi-furcated fork arms, each with an encircling clamp at its forward, distal, end to mount the handlebar, the arms, at their rear ends, each being pivotally secured by a rotationally adjustable serrated clamp device, to the top of the said tubular stem which is adjustably clamped in the steering column.

Abstract: The present disclosure relates to a collapsible hammock which comprises light weight support members and a tensile strength wire member for preventing the light weight support members from inwardly bending whereby the hammock is convenient and easy to use and carry, and easy and simple to assemble and manufacture.