Biopsy Channel, Biopsy Channel, ID 3.2 x 1850 with 400mm spring, Thin wall (Pentax/Olympus)

Biopsy Channel, ID 1.2 x OD 1.425 x 900mm Length, Grooved Section: 110mm long URF-P6/6R/7/7R

Biopsy Channel, ID 1.2 x OD 1.5 x 900mm Length, Grooved Section: 110mm long (Storz)

Biopsy Channel, ID 2.2 x 1300 flat spring (Olympus)

Biopsy Channel, ID 2.2 x 1300 round spring (Olympus)

Biopsy Channel, ID 2.4 x 1300 flat spring (Olympus)

Biopsy Channel, ID 2.4 x 1300 round spring (Olympus)

Biopsy Channel, ID 2.6 x 1300 flat spring (Olympus)

Biopsy Channel, ID 2.6 x 1300 round spring (Olympus)

Biopsy Channel, ID 2.6 x L1850 with 150mm (Olympus)

Biopsy Channel, ID 2.8 x 1300 flat spring (Olympus)

Biopsy Channel, ID 2.8 x 1300 with 250mm spring, Thin wall (Pentax/Olympus)

Biopsy Channel, ID 2.8 x 1850 with 250mm spring (Olympus)

Biopsy Channel, ID 2.8 x 1850 with 250mm spring (Pentax)

Biopsy Channel, ID 3.2 x 1850 with 250mm spring (Olympus)

Biopsy Channel, ID 3.5 x 1850 with 400mm spring (Pentax)

Biopsy Channel, ID 3.7 x 1850 with 250mm spring (Olympus)

Biopsy Channel, ID 3.8 x 1850 with 400mm spring (Pentax)

Biopsy Channel, ID 3.8 x 1850 with 460mm including 120mm soft at end (Pentax)

Biopsy Channel, ID 4.2 x 1850 with 250mm spring (Olympus)

Biopsy Channel, ID 4.2 x 1850 with 400mm spring, Thin wall (Pentax/Olympus)

Biopsy Channel, ID 6.00mm x 2040mm with 200mm spring (Pentax)