• Concrete Sleepers
• W 14
• W 14 HH
• E 21
• W 21
• W 21 HS
• W 25 N
• W 21 SH
• W 21 T
• W 28
• W 30
• W 30 HH / W 30 HH AP
• SB-4
• Rapid W-System
• Steel Sleepers
• Slab Track
• Ripped plates
• Further products
• Service

System W 21

Rail fastening system for concrete sleepers
Highly elastic rail fastening system for concrete sleepers on main lines.

Features:

• Skl 21 tension clamp with 2.5 mm fatigue strength
• Highly elastic intermediate pads with stiffnesses > 50 kN/mm allow high vertical deflection of rail
• Rail tilting protection by middle bend of the tension clamp and specially designed angled guide plate
• The highly elastic pad is protected against overstrain by the tilt protection of the angled guide plate