PROTO Universal Joint: 1/4 in Input Drive Size, 1/4 in Output Drive Size, Square
The PROTO Universal Joint (MPN J4770A) is a 1/4" Drive Hand Flex Socket Adapter with a square drive design. It features a 1/4 in input and output drive size, constructed from chrome. This adapter does not include a…
SKU 3G-OTH-310883
Need installation or engineering help?
Ask a question
Product Description
The PROTO Universal Joint (MPN J4770A) is a 1/4" Drive Hand Flex Socket Adapter with a square drive design. It features a 1/4 in input and output drive size, constructed from chrome. This adapter does not include a locking mechanism.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO 1/4" drive hand flex socket adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.








