Pinit Red Head Strainer for Suction Adapter$20.00 to $33.00 Item #: 6900 RED HEAD Size - Select -2.5 in.3 in.3.5 in.4 in.4.5 in.5 in.6 in. Out of stock. Expected delivery in 1 to 3 weeks. Qty -+ Add to Cart The Curtis DifferenceOur Commitment To You×DetailsDetailsRed Head Strainer for Suction Adapter. Available from sizes 2.5" to 6".