All Instech's single channel stainless steel models are fully autoclavable and may be reused hundreds of times.

Each swivel includes a universal swivel-to-tether clamp that connects to all of Instech's button, harness, and head block tethers. They are available in the following standard sizes:

• 375/25 – Low-torque swivel for infusion of mice. Mates with BTCOEX-25 (PE/PVC), VAHBPU-T25 (PU) and BTPE-25 (PE) external tubing and 2Fr catheters.
• 375/22 – Standard single channel swivel for infusion of rats and similar-sized rodents. Mates with BTCOEX-T22 (PE/PVC), VAHBPU-T22 (PU) and PE-50 external tubing and 3Fr catheters.
• 375/20 – Larger ID swivel for blood pressure measurement or IV feeding with rats, standard infusion with rabbits. Mates with PE-60 tubing.

All Instech's single channel stainless steel models are fully autoclavable and may be reused hundreds of times.

Each swivel includes a universal swivel-to-tether clamp that connects to all of Instech's button, harness, and head block tethers. They are available in the following standard sizes:

• 375/25 – Low-torque swivel for infusion of mice. Mates with BTCOEX-25 (PE/PVC), VAHBPU-T25 (PU) and BTPE-25 (PE) external tubing and 2Fr catheters.
• 375/22 – Standard single channel swivel for infusion of rats and similar-sized rodents. Mates with BTCOEX-T22 (PE/PVC), VAHBPU-T22 (PU) and PE-50 external tubing and 3Fr catheters.
• 375/20 – Larger ID swivel for blood pressure measurement or IV feeding with rats, standard infusion with rabbits. Mates with PE-60 tubing.