crossbow
				   		Weapon consisting of a bow mounted on a tiller and fitted with tension and trigger mechanisms.
				
 
					
					
					
						stirrup 
						Device used to hold the crossbow in a vertical position when stretching the bowstring.
				  	
 
					
						pulley block 
						Device made up of cords, cables or chains and a double pulley system that increases the bowstring’s tension.
				  	
 
					
						bowstring 
						Fibers secured to the bow that are stretched to fire a bolt.
						
				  	 
					
						bolt 
						Projectile ending in a point with four sides.
				  	
 
					
						trigger 
						Device that launches the shot by lowering the nut.
				  	
 
					
						crank 
						Device that rotates to tighten the pulley block cord.
				  	
 
					
						pulley 
						Small wheel on which the pulley block cord turns when the crank is turned.
				  	
 
					
						tiller 
						Piece that supports the bow and anchors the tension and trigger mechanisms.
				  	
 
					
						nut 
						Piece that holds the stretched bowstring in one of its grooves.
				  	
 
					
						groove 
						Notch in the tiller holding the bolt and guiding it toward the target.
				  	
 
					
						bow 
						Principal part of a crossbow; it bends when the bowstring is stretched to fire a bolt.