Alligt clamps for bottom bracket holder / seat

Clamps as delivered with the Alligt Bottom Bracket Holder. For use on many recumbent bikes, trikes and velomobiles which use 40 mm square section tubes to secure the bottom bracket and in some cases the seat. Designs which use clamps like this include many Dutch designs such as Alligt Alleweder, Flevobike and Flevotrike, Velomobiel Quest and Strada, Sinner Mango. Two complete clamps and four bolts are delivered per order (see additional photos).