| Inner Bracket | ||
| Application | 90°inner connection of aluminum profile | |
| Material | Zinc plated carbon steel | |
| Features | Medium connecting strengh,wide application range,coveniwent assembing and good stealthiness | |
| Color | Silver | |
| Description | Mass(g) | Application |
| 20DKE | 7 | E20 serie |
| 30DKE | 20 | E30 series |
| 40DKE | 39 | E40(groove 8mm) series |
| 45DKE | 42 | E40(groove 10mm) E45 E50 series |
