Spare part four S4 monitor assembly. £15 on waterrower website.
WaterRower Original Oak with S4 Performance Monitor
WaterRower Original Vintage with S4 Performance Monitor
MAUMI Underlay Mat Floor Protection Mat Rubber Mat Mat for Concept 2 WaterRower Rowing Machine Water Ergometer Rower (WaterRower 41 cm x 24 cm)
QGHXO Band for Garmin Approach S2 / S4, Soft Silicone Replacement Watch Band Strap for Garmin Approach S2 / S4 GPS Golf Watch, Fits 5.9"-8.26" Wrist
