SRAM Avid Brake Caliper Piston Kit - Piston Kit - SRAM - Avid - Level TLM-Ultimate A1 YGroup_7033735413805 The EC headsets are for

The EC headsets are for frames with external bearing cups

Chain and cassette compatibility: 8/7s

Ventilation: 18 large bore vents pull cool air along your head

inner rim width rear 24

Stand out features: The cushioned heel and tow with flat-stitch construction combined with mesh zones for ventilation

SRAM Avid Brake Caliper Piston Kit - Piston Kit - SRAM - Avid - Level TLM-Ultimate A1 YGroup_7033735413805 The EC headsets are forAre your SRAM of Avid Brakes feeling like they might need a freshen up? Pistons sticking? This is what you need! These are all genuine Avid or Sram Piston Kits. They include all necessary seals and o rings as per the pictures. SRAM PART # NAME BARCODE 11. 5018. 020. 000 DB5 2 x 21mm Pistons, Seals, O Rings 710845757976 11. 5018. 020. 006 Guide R, RS, RSC, T (A1 B1) 2 x 14mm, 2 x 16mm Pistons, Seals, O Rings 710845787126 11. 5018. 020. 002 Guide