BMX
				   		Sport that consists of performing freestyle acrobatics using a small, one-speed bicycle.
				
 
					
					
					
						glove 
						Leather item that reduces vibration and protects the hand against impact.
						
				  	 
					
					
						helmet 
						Hard piece of equipment designed to protect the head.
				  	
 
					
						handlebars 
						Grips with a system of rings that pivot around an axle; this enables the handlebars to turn 360°.
				  	
 
					
						single sprocket 
						Wheel with teeth that is connected to the chain wheel by a chain enabling the wheel to turn; the bicycle has only one sprocket as there is only one gear.
				  	
 
					
						single chain wheel 
						Wheel with teeth that is connected to the sprocket by a chain enabling the wheel to turn; the wheel has only one chain wheel as there is only one gear.