The Dayton Superior D630 Compression Coupler is an easy-to-install rebar coupler, perfect for applications requiring a compression-only connection. The D630 couplers are available in sizes #4 [13mm, 10M] through #18 [57mm, 55M] rebar sizes and develop the full ACI Type 2 requirement in compression.

The D630 Compression Only Coupler Black is also available to be made to order. Please call for lead timing, pricing, and availability.