Target & Cue

Official target archery dimensions are governed by World Archery (WA Rules Book 3–Target Archery). In Olympic Recurve competition, archers shoot at a distance of 70 m (76.6 yd) at a 122 cm (48.0 in) target face divided into 10 concentric scoring rings across 5 standard colors (Gold, Red, Blue, Black, White). The central 10-ring has a diameter of 12.2 cm, with an inner X-ring of 6.1 cm.

Tenpin bowling lanes are regulated by the United States Bowling Congress (USBC Equipment Specifications Manual) and the International Bowling Federation (IBF). The lane measures exactly 60.0 ft (18.288 m) from the foul line to the center of the headpin (Pin 1), with an overall bed length of 62 ft 10³/₁₆ in (19.156 m). The lane surface is 41.5 in (105.4 cm) wide, comprised of 39 individual tongue-and-groove wood boards or synthetic laminate panels.

Official dartboard specifications are standardized by the World Darts Federation (WDF) and the Professional Darts Corporation (PDC). A regulation bristle dartboard has an outer diameter of 17.75 in (45.1 cm), divided into 20 radial segments. The center bullseye is mounted at exactly 5 ft 8 in (1.727 m) above the floor, with the throwing line (the oche) positioned at a horizontal distance of 7 ft 9¼ in (2.369 m) from the face of the board (9 ft 7⅜ in diagonal).

Official golf hole dimensions are governed by the USGA and The R&A (Rules of Golf Rule 1.1 / Equipment Rules Appendix IV). A regulation golf hole must have a diameter of exactly 4.25 in (108.0 mm) and a minimum depth of 4.0 in (101.6 mm). If a cup liner is inserted, the outer diameter of the liner must not exceed 4.25 in, and its top lip must be sunken at least 1.0 in (25.4 mm) below the green putting surface.

Billiards and pool tables are standardized by the World Pool-Billiard Association (WPA) and the World Professional Billiards and Snooker Association (WPBSA). Regulation American tournament tables (9-foot) have a playing surface of 100 × 50 in (254.0 × 127.0 cm; strict 2:1 ratio) with 1.0 in (25.4 mm) slate, corner pocket openings of 4.5–4.625 in, and use 2.25 in (57.15 mm) balls (5.5–6.0 oz). British pool uses 7-foot tables with 2.0 in balls, and Snooker uses 12-foot tables with 2.0625 in balls.