im looking to get one of these boards. im trying to decide between the 148 & 145. Im 5'8" & 140lbs. any recommendations?

Tech Specs:

Shape:

twin 

Flex:

soft 

Camber:

zero 

Effective Edge:

[148 cm ] 1150 mm 

Waist Width:

[148 cm ] 247 mm 

Sidecut Radius:

[148 cm ] 8 m 

Stance Width:

[148 cm] 21.3 - 26 in 

Stance Setback:

centered 

Core:

Powercore II 

Base:

Scratch & Rip FH (extruded) 

Recommended Rider Weight:

[142 cm] 90 - 130 lb; [145 cm] 100 - 145 lb; [148 cm] 100 - 140 lb; [152 cm] 110 - 155 lb; [155 cm] 120 - 165 lb; [157 cm] 130 - 175 lb 

Recommended Use:

the jibblies 

Manufacturer Warranty:

2 years