Road bike Inner Tube - 700 x 18/23c . Presta Valve type 60mm in Lorong 6 Toa Payoh, Northeast Singapore for sale

sale is for 2 inner tubes, unused in box
for 700 x 18/23c (means for road bike racing bike type)
Presta Valve type (means for small hole type)
60mm protrusion
for use with 700 x 18/23c tire markings
( not to be inflated into 700 x 32/35c , do so at your own risk as it may burst on larger tires )
------------------------ DEALING DETAILS ------------------------
Sms: 9-six-709-nine,six-2
( mention "Inner Tube 700c" in sms . say time you would collect . choose location )
Time: try fit time you propose; but 3pm~7pm not always available
Deal location: Toa Payoh
if by own transport ==> ST-Microelectronics Lor4 sidelane / Chung Hwa Chinese Medical (postcode 319521 , 319522 , 319191)
if by public commute ==> HDB Hub/Bus/MRT Complex , postcode 310530