General description Sealey Premier Flexible Extension Adaptor Set includes two pieces: 1/4"Sq x 254mm and 3/8"Sq x 305mm. This set is designed for use in situations where traditional solid extension bars cannot fit, making it suitable for all hand ratchet applications. Technical specifications Material: High quality Chrome Vanadium steel Drive x Length: 1/4"Sq x 254mm, 3/8"Sq x 305mm Nett Weight: 0.27kg Model No.: AK7342 EAN: 5024209958967 Other information