Long 530 Chain Block for HBS Double Chain Tensioner Assembly SKU 08-831 $27.00 Quantity discounts available QuantityPrice (0)No Reviews yet Quantity -+ Add to Cart Brief Description Long 530 Chain Block for HBS Double Chain Tensioner Assembly Details 4-5/8" long. This heavy duty chain block fits 530 size chains used on mini sprints and 1000cc engines. Many racers also prefer this block for use on t... Brief DescriptionDetails Back Brief DescriptionLong 530 Chain Block for HBS Double Chain Tensioner Assembly Back Details4-5/8" long. This heavy duty chain block fits 530 size chains used on mini sprints and 1000cc engines. Many racers also prefer this block for use on their 520 chains used on the 600cc chassis. Ratings & ReviewsNo reviews availableBe the first to Write a Review