Hi im 5'8 and 176 lib an i want this board for all mountain board But i want to be playfull too sould i buy 154 or 157 thanks

Tech Specs:

Length:

154 cm, 157 cm, 159 cm, 162 cm, 167 cm 

Shape:

twin 

Flex:

[154-157cm] medium (5 of 10 on Lib Tech's scale); [159-162cm] medium (6 of 10 on Lib Tech's scale); [167cm] medium-stiff (7 of 10 on Lib Tech's scale) 

Camber:

C2 Power Banana (hybrid) 

Sidewalls:

Power Transfer Internal 

Effective Edge:

[154cm] 1150 mm; [157cm] 1170 mm; [159cm] 1190 mm; [162cm] 1220 mm; [167cm] 1270 mm 

Waist Width:

[154-159cm] 253 mm; [162cm] 256 mm; [167cm] 263 mm 

Sidecut Radius:

[154cm] 8.2 m; [157cm] 8.3 m; [159cm] 8.32 m; [162cm] 8.45 m; [167cm] 8.5 m 

Stance Width:

20.25 - 26 in 

Stance Setback:

centered 

Core:

Columbian Gold (wood) 

Base:

TNT (extruded) 

Recommended Rider Weight:

[154cm] 120 + lb; [157cm] 130 + lb; [159cm] 140 + lb; [162cm] 150 + lb; [167cm] 155 + lb 

Recommended Use:

big mountain, freestyle, complete control while charging , all-mountain 

Manufacturer Warranty:

1 year