Top to Bottom: RL-314-C, RL-314-B, RL-314-A

Part No.	Opening	Width	Length	Fasteners
RL-314-A	3/8" x 3/8"	3/8"	3"	#8
RL-314-B	7/16" x 7/16"	1/2"	3-1/2"	#8
RL-314-C	5/8" x 5/8"	1/2"	3-7/8"	#8

Below is our RL-314-A holding an RL-321-A Swivel Eye Block on the tiller of Will Hladic's Musicbox2