Swift in Mains only last 1 or 2 hours ..
That is why i want Poly 1,15-1,18 in Mains with crosses in of them:
MSV Swift 1,25mm
Rpm soft 1,25
Kirschbaum syngut Premium 1,25
Head RIP control 1,25
Ist there a big difference in comfort / stiftness or all about the Same? Durablity?