All variants compared

Image	Product no	Product description	Inner Ø [mm]	Stock	...
	SF17-L	Anti-kink and anti-scraping spring (drawn)	17	Currently not available
	SF19-L	Anti-kink and anti-scraping spring (drawn)	19	Available
	SF21-L	Anti-kink and anti-scraping spring (drawn)	21	Available
	SF23-L	Anti-kink and anti-scraping spring (drawn)	23	Available
	SF25-L	Anti-kink and anti-scraping spring (drawn)	25	Available
	SF29-L	Anti-kink and anti-scraping spring (drawn)	29	Available
	SF31-L	Anti-kink and anti-scraping spring (drawn)	31	Available
	SF33-L	Anti-kink and anti-scraping spring (drawn)	33	Available
	SF36-L	Anti-kink and anti-scraping spring (drawn)	36	Available
	SF41-L	Anti-kink and anti-scraping spring (drawn)	41	Available