Geekstory for ATMEL 51 AVR USB ISP ASP Microcontroller Programmer Downloader with Cable + 10Pin to 6Pin Adapter Board for Ender 3 or Ender 3 Pro : Amazon.in: Computers & Accessories
USBasp Programmer for Atmel AVR v1.0 - Arnab Kumar Das
10 Pin Convert To Standard 6 Pin Adapter Board + Usbasp Usbisp Avr Programmer Usb Diy Electronic Pcb Board Module - Integrated Circuits - AliExpress
Pololu USB AVR Programmer v2.1
AVR Programming Interface PCB ONLY
AVR-ISP 10Pin to 6pin Adapter PCB for USBASP Programmer Online
Amazon.com: KeeYees 2pcs Downloader Programmer for USBASP for ISP with Cable and 10Pin to 6Pin Adapter Board for 51 for AVR Series Microcontroller : Electronics