 
              Technical Specification
| Model | GR-200 | GR-300 | GR-400 | 
| Working Media | Compressed Air | ||
| Port Size | G1/4 | G3/8 | G1/2 | 
| Pressure Range | 0.05~0.85MPa | ||
| Max. Proof Pressure | 1.5MPa | ||
| Ambient Temperature | -20~70℃ | ||
| Material | Body: Aluminum Alloy | ||
Dimension
| Model | A | AB | AC | B | BA | BC | C | D | K | KA | KB | KC | P | 
| GR-200 | 47 | 55 | 28 | 62 | 30 | 32 | 89 | M30x1.5 | 5.5 | 27 | 8.4 | 43 | G1/4 | 
| GR-300 | 60 | 53.5 | 37 | 72 | 42 | 30 | 114 | M40X1.5 | 6.5 | 40 | 11 | 53 | G3/8 | 
| GR-400 | 80 | 72 | 52 | 90 | 50 | 40 | 140.5 | M55x2.2 | 8.5 | 55 | 11 | 53 | G1/2 |