XMark Universal 14-Gauge Preacher Curl Attachment XM-4426 Backed by a LIFETIME in-home warranty, XMark’s Universal 14-Gauge Preacher Curl Attachment with multiple 3-position height adjustments and an extra-thick cushion puts it at the top for isolating and building biceps comfortably and easily. As one of the most necessary attachments for building bicep mass, it can be used with all weight benches having a 2" x 2" receiver that pins front to back. Before purchasing, carefully review the photos to make sure the predrilled holes are in the same direction as your bench. Features include extra thick 2.5" Hi-density padding with a 4-inch roll and a baked on scratch resistant powder coat finish. Features: - Backed by a LIFETIME in-home warranty - Can be used with all weight benches having a 2" x 2" receiver that pins back to front - Heavy duty 14-gauge construction - Ideal for in-home use - 3 position height adjustments - Extra-thick 2.5" Hi-density padding with a 4-inch roll to eliminate elbow stress - Tear and sweat resistant Duraguard vinyl - Baked on scratch resistant powder coat finish for long-lasting durability