KBS MAX 80 Steel .370 Iron Shaft Socks The MOI increase is similar

The MOI increase is similar to the 12% MOI increase employed in the HL4 Driver

A traditional set of iron heads has a different weight and lie angle for every head

The new ZX5 Driver from Srixon is ideal for straight drives that launch high and carry far

EASY DOES IT - Weight has been removed and mass lowered

KBS MAX 80 Steel .370 Iron Shaft Socks The MOI increase is similarTRAJECTORY. SPIN. DISTANCE. KBS MAX 80 designed for players seeking to maximize the performance of their irons. KBS MAX 80 is a lightweight shaft for mid high handicap players. It produces a high trajectory and spin rate for longer distance shots. KBS MAX 80 designed for players seeking to maximize the performance of their irons. Features Higher trajectory More spin Longer distance Low kick point 43" Blank can be trimmed to 3 flexes click here for