Q-SNAP REPLACMENT CLAMPS... Size: 5.75" (14.6cm) long for SF-8 Frame. These replacement clamps are for the new style sf and SF-8 series: Package of two 5 3/4" small frame clamps. These replacement clamps are for the SF8, which was the first of the new style small frames, with the smooth interlocking elbows. These clamps are 5.75" long.