O-Ring Set for Cable Penetrators BlueRobotics €2.00 Default Title - €2.00 Quantity This product is currently sold out. This spare set of O-rings is for replacement or for use on our cable penetrators or for our vent bolt. Contains 10 O-rings. Product Description A spare set of O-rings for our cable pentrators or our vent bolt. Contents 10 x Face O-rings Specifications