SODIAL(R) 20 Pcs Fishing Rod Alarm Dual Alert Bells Red Silver Tone Product Name : Fishing Alarm Bell Color : Silver Tone, Red Material : Metal, Plastic Overall Size : 4.6 x 3.6 x 2.2cm/ 1.8" x 1.4" x 0.9" (L*W*T) Bell Diameter : 1.6cm/ 0.63"