Here you will find a detailed measurement chart for your Jecko seat. Contact us if you have any questions.

You can find video instructions on how to mount your seat here.

Size	Type	Weight Standard	Weight Xlight	b (cm)	a (cm)	c (cm)	d (cm)	h (cm)	Back angle
A0	Mini	960 g	600 g	22,5	27,5	27,5	31,5	28	30°
A1	Mini	1100 g	650 g	24	29	29	33	29	30°
A3	Mini	1210 g	700 g	25,5	30,5	30,5	34	29,5	30°
B1	Junior	1280 g	840 g	25,5	30,5	30,54	37	31	32°
B3	Junior	1360 g	900 g	27	32	32	38,5	31,3	32°
BH3	Junior/Senior	1590 g	1250 g	28,5	33	33	40	31,5	32°
BH5	Junior/Senior	1620 g	1310 g	30	34,5	34,5	41	32	32°
C5	Senior	1850 g	1350 g	31	35,5	35,5	41,5	32,5	32°
C7	Senior	1890 g	1400 g	32,5	36,5	36,5	42	33	32°
D5	Large	1930 g	1450 g	34	36	38	43	34	34°
D7	Large	1970 g	1500 g	35,5	37,5	39	44	34	34°