Top Thermal Collars$25.00 Top Thermal Collars Top Thermal Collars quantity Add to cart SKU: 96020 Category: Spare parts Additional information Additional information Package 2 Related products Add to cart O-Ring, 11 mm $14.00 Add to cart O-ring for bottom of tubes $7.00 Add to cart Connector, 6 MB x poly. (blue) tube $9.00