PTO Shafts

We are a professional manufacturer of drive shafts and universal joints for farm
tractors in China. The shafts are with six splines and threaded holes. 

Features:
1) 1 shaft: 
    a) Length: 27" - 50"
    b) Six spline ends: 1-3/8"
    c) Up to 30HP tractors
2) 4 shafts: 
    a) Length: 29" - 53"
    b) Six spline ends: 1-3/8"
    c) Up to 56HP tractors
3) 6 shafts: 
    a) Length: 36" - 56"
    b) Six spline ends
    c) Up to 100HP tractors
4) 6 shafts with slip clutch: 
    a) Length: 36" - 56"
    b) Six splines, lemon and keyway threaded hole 
    c) Up to 160HP tractors at 1,000rpm