Allen Traveller 30mm & 40mm Linked Blocks Select (See Table Below):AL-2030-40 30MM + 40MM DYNAMIC: LINKED - EACH Bases: Either Flush or Surface

Bases: Either Flush or Surface Mount

Washable metal grease filter

Brand AG Diameter Description 13mm (1/2") ID

Manufacturer Part Number: 2506-BSS

Manufacturer Part Number: 1145PEURD

Allen Traveller 30mm & 40mm Linked Blocks Select (See Table Below):AL-2030-40 30MM + 40MM DYNAMIC: LINKED - EACH Bases: Either Flush or SurfaceTraveller 30mm and 40mm linked blocks With the Allen dynamic ball bearing technology at the heart of this block, the line friendly soft contours allowing articulation and stainless steel cheeks, the 30mm dynamic block will easily handle maximum loads and give unrivalled performance. Line friendly soft contours and articulation, Stainless steel cheeks and inner bearing systems handle maximum loads, Central hole for tie on becket. Spec Sheet Part