SQLab 611 Ergowave S-Tube Saddle - Black - S-Tube Rails - 150mm Wide Heavy/Bulky The SD50 E-TUBE wire transmits

The SD50 E-TUBE wire transmits interactive signals and provides power to E-TUBE DI2 drivetrains

Suitable conditions: Moderate to dry conditions

Single layer

Shimano Deore HG53 9 Speed Chain

5” and 29” wheel sizes

SQLab 611 Ergowave S-Tube Saddle - Black - S-Tube Rails - 150mm Wide Heavy/Bulky The SD50 E-TUBE wire transmitsThe 612 Ergowave was specifically designed to accommodate the requirements of both competitive and leisure cyclists both on the road or mountain bike. The wave like shape and raised rear section provides perfect rearward support and an optimal pressure distribution which reaches deep into the body structures resulting in improved power transmission. The lowered nose in combination with the dip provides optimal pressure relief for the perineal area.