Nabla RNTC

The Nabla RNTC rail fastening system is a classic STEDEF fastener fixed onto a profiled concrete sleeper using elastic clips, rail insulators, screws, elastic rail pads and protective caps. 

Features and benefits:

• Reduction of vibration and ambient noise
• Electrically insulating
• Durable
• For rail types 60Ri1, 60Ri2, 62Ri1, 62Ri2
• Installation on sleepers 
• Can be used in concrete, asphalt and natural stone paving and with green track bed
• With or without stone ballast