Available Size(mm): (Inner Diameter x Outer Diameter)
2*4, 3*5, 4*6, 5*7, 6*8, 7*9, 8*10, 10*14, 12*16, 14*18, 16*21, 19*25,
Please choice the correct side as you prefer from selection menu above
Available Length (cm)/lot:
100 cm per lot depending on different tube size, please choice it from selection menu above