Home › Forums › General Rafting Questions › Oar Length Advice...Mini Max
Tagged: mini max, oar length
- This topic has 5 replies, 3 voices, and was last updated 1 year, 4 months ago by Zach.
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- May 1, 2023 at 4:23 pm #7877Jeff_D.Participant
So… I have a Mini Max with a welded frame and am feeling ‘over-oared’ when I row.
Details:
-Oar towers (welded/fixed position) are 8″ tall
-Oarlock span is 54″
-Running 8′ Cataract SGG’s with their Magnum II blades.
-Running the NRS low-back seat on a seat bracket, so I’m sitting ~3″ up from the frame
-When the stops are set up to give me ~2″ of space between the handles (26″/oar) with the oars perpendicular to the waterline, 73+% of the oar length is outside of the oarlock
-I’m a pretty small guy (5’7″ & 145lbs) and most of that weight is in my legs… think runner/cyclist physique
-The seat position relative to the oar locks feels great, though I do feel like the handles could be up a little higher (~2-3″) to put me in the ‘push up’ position when the blades are in the water. The frame setup requires me to run the seat, so that’s always part of the equation.Chatter:
My oars have felt unwieldily from the start… it’s bumming me out. It seems that I either have too much oar outside of the oarlock relative to its overall length and/or the blades catch too much water. Further, feels like the oars and are too heavy out of the water and I have suboptimal leverage on them once in the water… it’s killing my joints. This experience is in stark contrast to the setup on my 13′ raft where I’m running a 60″ wide NRS frame, 8″ NRS towers, and 9′ oars (SGG’s with Magnum II blades).My thought is to trim 6″ off of each oar in hopes of giving me a little more control/leverage relative to the oar’s length and to steepen the angle with the waterline to help bring the handles up a bit. When I calc out oar length with the NRS formula (54″/2)-2″)*3 I get tiny F’ing 6.3′ oars. In applying Zach C’s formula (54″ *1.63) I get 7.3′ oars. So, while I understand oar length can be somewhat subjective/preferential, 8′ oars seem (and feel) too long.
Does it seem reasonable to trim a little length and/or entertain the potential of smaller/lighter blades? Which would be more effective in solving my issue?
May 1, 2023 at 4:46 pm #7879ZachKeymasterHere are some thoughts:
– I think my oar lock formula may break down for really small and really big boats.
– I have that same boat and the distance between my oar locks is 60″ and the formula gives 8.15 feet and we use 8 foot oars. They work fine.
– Rowing these small boats always seems a little awkward to me compared to normal (13-18′) rafts.
– I think part of the problem is that your frame is a bit narrow for that boat.
– I also personally find cataract oars a bit awkward so you may like Sawyer oars more.My best advice:
– Get the oars a bit shorter – closer to 7’3″ would probably help so they balance better.
– Try to have the oar handles touch or even overlap so the percentage of oar outside the lock decreases.
– I’ve never tried smaller blades to solve problems like this but I’ve talked to people who have and it seems to work.Good luck!
May 1, 2023 at 7:17 pm #7881Jeff_D.ParticipantThanks, I appreciate the help!
Cheers,
JDMay 4, 2023 at 2:51 pm #7904JacknifeParticipantSawyer also make a “Stubby” oar blade that can shorten overall oar length. That may be a good option to reduce the length and blade surface area with out cutting the shaft.
August 27, 2023 at 9:29 pm #8053Jeff_D.ParticipantZach,
Per your response, can I ask which oar towers you’re running on your Mini Max and how tall it is?
Thanks
August 28, 2023 at 1:11 am #8055ZachKeymasterI’m using the Wefelt Frame you can learn more about here https://hyside.com/product/welfelt-frame/
Unfortunately I won’t be near it for a few months to get measurements but maybe you can contact Wefelt directly for more info.
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