Zenitco DL-3 Basis Extension for Sport-5 and Sport-8
- $159
Available Options
In short: the Zenitco DL-3 attaches to the B-31RPK and adds Basis attachment points in Sport-5 and Sport-8 systems for the RPK-74 platform. Sport-5 uses the B-20L lower component; Sport-8 uses the B-23L.
Compatibility at a glance
| Documented platform | RPK-74 |
|---|---|
| Required upper component | B-31RPK |
| Sport-5 lower component | B-20L |
| Sport-8 lower component | B-23L |
| Output interface | Zenitco Basis attachment points |
Selection checkpoint: match the DL-3 to the complete system: B-31RPK + B-20L for Sport-5, or B-31RPK + B-23L for Sport-8. It is not a universal standalone extension.
Compatible Basis accessories
The manufacturer lists FP-3, B-2M, B-2L, B-2, B-2U, NPN-2, RL-1, A-1L, A-2L, RK-6L, RK-4L, RK-2L, RK-0L and RK-1L for the DL-3 Basis interface.
Verified specifications
| Construction | One-piece CNC-milled D16T aluminum alloy |
|---|---|
| Weight | 49 g, ±5 g |
| Dimensions | 86 × 42 × 41 mm, ±5 mm |
| Operating range | −50°C to +50°C |
| Warranty | 60 months |
| Finishes | Black and Desert |
Installation
- Install the selected B-20L or B-23L lower component and the B-31RPK.
- Position the DL-3 on the B-31RPK.
- Install the two supplied Tie Bar-2 plates at the bottom and right side with the four supplied M5×9 screws.
- Use the shorter M5×7 screws supplied with the B-31RPK at the remaining connection points.
What's in the Box
| Zenitco DL-3 in the selected finish | × 1 |
| Tie Bar-2 | × 2 |
| M5×9 screw | × 4 |
| Operating manual | × 1 |
Frequently asked questions
Which upper component is required?
The DL-3 installs on the Zenitco B-31RPK.
Which lower component matches each system?
Sport-5 uses B-20L, while Sport-8 uses B-23L.
Which platform is documented?
The official DL-3 configuration is documented for RPK-74.
Are all installation screws included with DL-3?
DL-3 includes four M5×9 screws. The remaining connection points use shorter M5×7 screws from the B-31RPK set.
Zenitco Specs
General
Mounting & Rails
Kit Contents
Care & Chemicals
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