• AL-KO safety button kit
• Fits most ALKO Euro Couplings

Kit comprises of

• Green signal button inner - The green signal button is 24mm across the widest point and 21mm long
• Compression spring - The red signal button is 16mm across  the widest point and 20mm long
• Red signal button outer
• Across the spring is 18mm and 21mm relaxed

Each