assembled plastic spring, silanised 0,1 6×29 1.000 548-0812 Micro-insert, clear glass, 15 mm top 0,1 6×31 1.000 548-0006 Micro-insert, clear glass, 12 mm top 0,1 6×31 1.000 548-0310 Micro-insert, clear glass, 15 mm top, silanised 0,1 6×31 1.000 548-0311 Micro-insert, clear glass, flat bottom 0,2 6×31 1.000 548-0001 Snap ring caps, ND11 PE