FeC Alloy Rail: High strength and flexible carbon-iron steel alloy, ø 7 mm. Rail: FeC Alloy Ø7. Prologo Proxim W350 Seat - T2.0 155. Prologo Nago R4 Bike Seat - PAS Tirox - 137 - Black. The open shell improves the comfort relieving pressure on your perineal area.
