Double Plain Linear Bearing - Round Flange End - DFPJR50 50mm JIS Metric Precision ID you can order the matching

you can order the matching 6mm wrench as part #6101227

Open self-lubricating plain linear bearing with a 12mm JIS Metric inner diameter and a precision running clearance of 0

or brinelling

Round Flanged Center - Simplicity© Die Set Plain Linear Bearing

Steel Shell - Double Size with the round flange in the center

Double Plain Linear Bearing - Round Flange End - DFPJR50 50mm JIS Metric Precision ID you can order the matchingDouble Plain Linear Bearing of 50mm JIS Metric ID with a round flange (end mounted) and a precision running clearance of 0. 0005" per side. The self lubricating bearing liner is FrelonGOLD. The bearing enables linear or rotational movement. Double sized with a round flange end mounted JIS Metric Series (Inch and ISO Metric variants available) Precision ID running clearance (0. 0005" per side) Aluminum Housing with Self lubricating ID liner FrelonGOLD