P20(2-20µl) P200 (20-200µl) P1000(200-1000µl)Comes with a replacement o-ring. You know what you are going to get. If you are not satisfied, simply return to us. No questions asked, we'll give you 100% refund (Shipping charge may not be refunded). Free pipette rack. Photo shows only P1000 pipette, other models look similar. Please check with us if you need a different set. Sold by Chang Bioscience Inc. Ship in 1-3 days after receiving payment.Check out my other items!
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