D-Shape Seatpost Adapter  

Designed specifically for "D-shaped" or flat seatposts found on select bicycles from manufacturers such as BMC, Giant, and Specialized, this D-shape seatpost adapter provides a stable, low-profile mounting surface for compatible rear LED lights.  

Compatible Lights:  
- Laser Drive Rear  
- Strip Drive PRO Rear  
- KTV PRO Smart Rear  
- Strip Drive Rear STVZO  
- KTV PRO Rear  
- KTV Drive Rear STVZO  
- KTV Drive Rear  

Specifications:  
- Weight: 4g  
- Dimensions: 40mm x 17mm x 8.9mm