Kitmate Aluminum Alloy Guyline Cord Adjuster,20 Pieces Tent Tensioners Rope Adjuster Tent Rope Adjuster Camping Accessories for Camping Tent Canopy Tabernacle Hiking Backpacking Outdoor Activity?? The cord fastener is the good helper for outdoor rope adjusting, is effect to lock the cord and prevent it skids away ?? Aluminum Alloy guyline adjusters..