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Forum: Bicycle Mechanics

08-21-22, 04:54 PM

Replies: 6

Origin8 Chainring as Triplizer

Views: 648

Posted By 2_i

My remarks are as follows. (a) The last time I...

My remarks are as follows. (a) The last time I looked, the triplizers seemed to be out of stock across the board, no matter what brand. This may be tied to the general shortage of parts. (b) There...

Forum: Bicycle Mechanics

08-21-22, 03:58 PM

Replies: 6

Origin8 Chainring as Triplizer

Views: 648

Posted By HillRider

The most recent (and probably last) Shimano...

The most recent (and probably last) Shimano 10-speed road triple cranks used a "triplizer" middle chainring. The gearing was 50/39 (Tiagra) or 52/39 (Ultegra) with 130 mm BCDs and the 39T chainring...

Forum: Bicycle Mechanics

08-21-22, 03:48 PM

Replies: 6

Origin8 Chainring as Triplizer

Views: 648

Posted By dsbrantjr

I would not expect great shifting performance but...

I would not expect great shifting performance but certainly useable in a "bail-out" situation. Should be manageable with your downtube shifters, friction shifting overcomes a lot of issues..

Forum: Bicycle Mechanics

08-21-22, 01:30 PM

Replies: 6

Origin8 Chainring as Triplizer

Views: 648

Posted By JohnDThompson

It's possible as long as there are no clearance...

It's possible as long as there are no clearance issue between the crank spider and mounting hardware. Some triplizers avoid this issue by putting the 74mm bolt circle between the spider arms.

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