Preacher Curl Attachment Heavy Duty - FID6 BenchPreacher Curl Attachment for FID6 Bench Add arms focus to your FID6 curl with confidence. Transform your FID6 bench into a full armbuilder with our Preacher Curl Attachment. Designed specifically to mount on compatible FID6 benches, this attachment lets you perform strict, isolating bicep curls with stable support. Built from heavy duty steel and finished to match your main bench, its engineered for durability, ergonomics, and smooth positioning.