6 gel caster for 8 x 10cm or 10 x 10cm g
https://www.daifengwang.com/shop/166-csl-6cast-6-gel-caster-for-8-x-10cm-or-10-x-10cm-g-9825
https://www.daifengwang.com/web/image/product.template/9825/image_1920?unique=1e82431
This gel 6 is guaranteed a caster with the use of 8 and directly supplied to your lab by Gentaur's warehouse.
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Shipping: 2-3 Business Days