Feature

●These black stoppers are made of solid natural rubber.
●11 assorted sizes: 000# 00# 0# 1# 2# 3# 4# 5# 6# 7# 8#,wide choice for your application.
●Assorted sizes are ideal for concentrated solutions,such as flask,test tube or other laboratory applications.
●Pack of 21: 000#,5 pack. 00#-4#,each size 2 pack.5#-8#,each size 1 pack.


Description

Specifications:
Product Dimension (Top/Bottom Dia. x Height)
#000 13/8mm x 17mm
#00 15/11mm x 21mm
#0 17/13mm x 21mm
#1 19/14mm x 26mm
#2 20/15mm x 26mm
#3 23/17mm x 26mm
#4 26/19mm x 28mm
#5 29/22mm x 28mm
#6 33/25mm x 28mm
#7 37/28mm x 30mm
#8 42/32mm x 30mm

Package includes:
#000 x 5
#00 x 2
#0 x 2
#1 x 2
#2 x 2
#3 x 2
#4 x 2
#5 x 1
#6 x 1
#7 x 1
#8 x 1