GRIP Hardware Rigging Adapters 2in Aluminum Baby Pin with 3/8in Male Thread Watch this product and we will notify you once it is back in stock. The product is now watched We will notify you once the product is back in stock again. E-mail Watch this product Your personal information is processed in accordance with our privacy policy. 2in Aluminum Baby Pin with 3/8in Male Thread 2in Aluminum Baby Pin with 3/8in Male Thread2" long baby (5/8") pin with a 3/8-16" male thread. Aluminum.