Common Sense Fastener 1 Screw Double Neck Turnbuckle is used to fasten fabric to hard surface (requires 4 Prong Eyelet set, sold separately).
Stud Neck height approximately 9/32" (7MM). Can be used for up to 3/16" (4.7MM) thick material (up to 9 layers based on the material thickness).
Screw length approximately 5/8" (16MM)
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