Packaging: 8 black clips and 8 blue clips. The black tube tighten bands measure approximately 10 mm x 8 mm, the 4 mm hole is suitable for 4 mm pipes, the blue bands measure approximately 10 mm x 11.2 mm. Material: The Bowden tube tightening band is made of high quality ABS material sturdy. Features: PC4-01, PC4-M6, KJH04-M6, PC4-M5, also compatible with Micro Swiss All Metal Hot End and similar products on the market. Application: Fastens the PTFE tube for stability, but also guarantees suitability fissure tube to 4 mm. Confezion Bowden Bowden lost his life to tubo. and Creality Micro Swiss 3D Printer Clip - Printer Parts &àgrave; All-metal hotend filament Dimensions: 7.7 cm length, 1.7 cm width, 0.13 cm thickness. Features: PC4-01, PC4-M6, KJH04-M6, PC4-M5, compatible with both metal and micro-switches similar products on the market. PTFE pipe attachment to ensure stability, very suitable also for fixing 4 mm pipes.