DEDACCIAI  ZERO UNO  31.7MM DIAMETER

EXTERNAL BUTTED SEAT TUBE

WITH ALUMINUM 27.2 SLEEVE INSERT 

SKU -TBE-MTV317B304 CLICK HERE FOR SPEC SHEET

32.3/31.7 Ø TAPER X .9/.6/.9 X 630MM

BUTTS POST SIDE 100/30/220/20/260 BB SIDE

397 GRAMS

25CrMo4 SEAMLESS STEEL

BKS STATE (DRAWN AND STRESS RELIEVED)

TENSILE STRENGTH  123,000 PSI MIN

                                   159,000 PSI MAX  

ELONGATION            6% MIN

                                   10% MAX