- description
 - parameters
 
| 
					 Model  | 
				
					 PH201  | 
				
					 PH202  | 
				
					 PH203  | 
				
					 PH204  | 
				
					 PH205  | 
			
| 
					 L(mm)  | 
				
					 25  | 
				
					 50  | 
				
					 75  | 
				
					 100  | 
				
					 150  | 
			
| 
					 Weight(kg)  | 
				
					 0.05  | 
				
					 0.14  | 
				
					 0.15  | 
				
					 0.21  | 
				
					 0.25  | 
			
	








