请教（rock shox tora SL这个叉如何）

google了一下，国内好像很少此叉
英文资料如下：
SLView LargerTravel 80/100mm
Travel Adjust All Travel
Weight* 1998g (4.40 lb), 2162g (4.77 lb)
Spring Solo Air, Coil
Spring Adjust Air pressure via a single Schrader valve, Preload
Damping TurnKey Lockout
Damping Adjust External rebound and TurnKey lockout
Lowers Magnesium, IS disc mount
Lowers Options Boss or disc specific, na
Crown Forged 6061 T-6 hollow aluminum
Steerer Tube 4130 steel 1 1/8
Upper Tubes 32mm, 4130 tapered wall steel, chrome
Standard Colors Black, Diffusion Black, Diffusion Silver
Options Aluminum steerer, remote. Optional spring rates: Light, Firm, Extra Firm
Suggested Rear Shox Monarch/ Ario / Bar
Upgrade Over XC: TurnKey lockout, Solo Air; Over XC: TurnKey lockout
Max. Recommended Rotor Size 210mm
Notes Weight based on full length standard steel steerer

对于入门来说，应该够了
不过问题在于，此叉是一边油，一边气，这样搭配可好？
另650人民币入一个新的话，是否划算？