PVC sheath designed with an insert provides a secure seat for the straw and can be used for both ½ ml and ¼ ml straws. Dimensions are 17½” (44.45 cm) long, 0.178” (0.452 cm) O.D.
The color of insert indicates which gun is to be used with which sheath for all sheath options:
– ALL Green insert sheaths have slit tubes — “O” Ring insemination guns
– ALL Blue insert sheaths have unslit tubes — Spiral insemination gun