FANAUE Telescope Phone Adapter, Spotting Scope Smartphone Phone Mount for Binoculars Monocular Microscope, Magnetic Cell Phone Digiscoping Holder for Camera Photography sold2024 Square nuts are used along B0CPZZC4FM Square nuts are used along with flat washers in order to avoid damage from their sharp edges and help to increase the strength of the fastener 5 x 6 Inch Tamper Evident Tape Security Delivery Seals for Freshness Labels Drink Food Pizza Packaging Features: Proper size: Each roll of tamper evident tape measures about 1 it is recommended to measure the outer diameter of the eyepiece before ordering FANAUE Telescope Phone Adapter