Shimano BB-UN300 Bottom Bracket

Name: Shimano BB-UN300 Bottom Bracket
Brand: Shimano
SKU: LS_MATRIX_5321
Price: 20.99 CAD
Availability: InStock
Rating: 5 (1 reviews)

$20.99

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Availability
7/7

Specifications

Simple and reliable square axle bottom bracket.
Replaces both the BB-UN26 and BB-UN55.
Sealed cartridge bearing.
Interface: square.
Threads: English.
Width: 68 or 73 mm.
Bearings: stainless steel.
Color: silver.

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EU	US	UK	Length (cm)	Length (in)
36	3.7	2.7	22.5	8.8
36.5	4.2	3.2	23	9
37	4.5	3.5	23.2	9.1
37.5	4.8	3.8	23.8	9.4
38	5.2	4.2	24.2	9.5
38.5	5.5	4.5	24.5	9.6
39	5.8	4.8	24.8	9.8
39.5	6.2	5.2	25.2	9.9
40	6.7	5.7	25.5	10
40.5	7.2	6.2	25.5	10
41	7.6	6.6	25.8	10.1
41.5	8	7	26.2	10.3
42	8.3	7.3	26.5	10.4
42.5	8.7	7.7	26.8	10.5
43	8.9	7.9	27.2	10.7
43.5	9.3	8.3	27.5	10.8
44	9.7	8.7	27.8	10.9
44.5	10.2	9.2	28.2	11.1
45	10.5	9.5	28.5	11.2
45.5	10.9	9.9	28.8	11.3
46	11.2	10.2	29.2	11.5
46.5	11.5	10.5	29.5	11.6
47	11.8	10.8	29.8	11.7
47.5	12	11	30.2	11.9
48	12.3	11.3	30.5	12
49	13.2	12.2	31.2	12.3
50	14.2	13.2	31.8	12.5
51	15.2	14.2	32.5	12.8
52	16.2	15.2	33.1	13

EU	US	UK	Length (cm)	Length (in)
35	4.5	2.5	21.9	8.6
36	5.1	3.1	22.5	8.8
37	5.5	3.5	23.2	9.1
37.5	6	4	23.5	9.2
38	6.5	4.5	23.8	9.4
38.5	6.9	4.9	24.2	9.5
39	7.2	5.2	24.5	9.6
39.5	7.5	5.5	24.8	9.7
40	7.8	5.8	25.2	9.9
40.5	8.2	6.2	25.5	10
41	8.5	6.5	25.8	10.1
41.5	9	7	26.2	10.3
42	9.5	7.5	26.5	10.4
42.5	10	8	26.8	10.5
43	10.4	8.4	27.2	10.7
43.5	10.8	8.8	27.5	10.8
44	11.2	9.2	27.8	10.9

Shimano BB-UN300 Bottom Bracket

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Shimano BB-UN300 Bottom Bracket

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