SR02-BB-20-1 1U Universal Ball Bearing 20" Sliding Rail. Support 20" to 31" Cabinet

1U Rackmount Shelf
Model# Description Price Add to Cart
SR02-BB-20-1 1U Universal Rackmount Ball Bearing 20" Sliding Rail $40.00 BUY
Product ID Description Price Add to Cart
SR02-BB-24-1 1U Universal Ball Bearing 24" Sliding Rail with stop tab. $90.00 BUY
Product ID Description Price Add To Cart
RSN1032S6-Q50 #10-32 Rack Screw QTY 50 per bag $4.00 BUY
RSN1032CAGE-Q50 #10-32 Cage Nuts QTY 50 per bag $25.00 BUY
RSN1032KIT-Q50 #10-32 Rack Screw and Cage Nuts KIT QTY 50 per bag $33.00 BUY
RSN1224S6-Q50 #12-24 Rack Screw 5/8" Length QTY 50 per bag $4.00 BUY
RSN1224CAGE-Q50 #12-24 Cage Nuts QTY 50 per bag $25.00 BUY
RSN1224KIT-Q50 #12-24 Rack Screw and Cage Nuts Kit QTY 50 per bag $33.00 BUY


SR02-BB-20-1 is a general purpose 1U rackmount sliding rail design for standard 19”, 23” and 24” rack cabinet. It comes with rear adjustable rackmount brackets support depth from 20” to 31”. It is ¾ type extension ball bearing rails supporting weight up to 50 lb.

It has a build in detent bumper which keeps the traveling slide from moving when sliding rail is in fully retraced position.

SR02-BB-20-1 does not lock in place when traveling rail reaches the maximum extension length. Instead, it has latch system which keeps traveling rail from detaching until the plastic latch is pressed.

The equipment width requirement for properly installing rail into 19” rack is 16.48”


  • Universal design works with any standard EIA-310 19, 23 and 24 inch 4-post racks
  • Ideal for 1U, 2U, and 4U storage /utility drawer, compact t shelf, keyboard drawer etc.
  • Ball bearing advantage: Ball bearing offers smoother movement, reduce wear and tear to rail and less noise compares to solid bearing
  • 14.5" depth 3/4 type extension traveling rail with plastic push table for quick detach and detent bumper at rear keep slide stay in retracted position.
  • Adjustable rear mount bracket from 20" to 30.75" deep rack cabinet


Sliding Rail
Ball Bearing
12.5mm (sliding rail only)
3/4 Extension
Push in plastic latch to disconnect.
Yes, Included.
Yes, Adjustable 20" to 30.75" rear mount bracket ( included )
50 LB Max.
(1) SR02-BB-20-1, (4) 10-32, and (4) M4 screws.
4 LB
Limited 1 year warranty

Technical Document

Description Download
1 SR02-BB-20-1 Dimensional Drawing. PDF
2 SR02-BB-20-1 Width Requirement PDF
3 3D STEP and DWG files available upon request. Need major or minor modification? Call for detail.

Application Note